Traveller - Mongoose 1st Ed.

Systems

Generate System
Generate Subsector | (Rift sectors) (Sparse sectors) (Spiral arms) (Densely populated)
Generate Sector | (Rift sectors) (Sparse sectors) (Spiral arms) (Densely populated)
Generate names only (1000)

Animal Encounters (100)

Clear Plain or Prairie Desert (hot or cold) Hills, Foothills 
Mountain Forest Woods Jungle 
Rainforest Rough, Broken Swamp, Marsh Beach, Shore 
Riverbank Ocean shallows Open ocean Deep ocean 

Clear

1TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
16401213
Melee (Hooves and Teeth) 1, Survival 3
Hooves and Teeth (1d6), Armour (4), Number Encountered: 4d6
 
2TypeSTRDEXENDINTINSTPCK
Killer
(Carnivore Flyer)
2910260123
Melee (Teeth) 1, Survival 0, Athletics 0, Recon 0
Teeth (5d6), Armour (1), Number Encountered: 1d6
 
3TypeSTRDEXENDINTINSTPCK
Hunter
(Omnivore Walker)
161121095
Melee (Claws) 1, Survival 2, Recon 2
Claws (4d6), Armour (2), Number Encountered: 1d6
 
4TypeSTRDEXENDINTINSTPCK
Eater
(Omnivore Walker)
3171201010
Melee (Thrasher) 1, Survival 2, Athletics (endurance) 2
Thrasher (3d6), Armour (0), Number Encountered: 3d6
 
5TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
51591810
Melee (Hooves and Teeth) 3, Survival 3, Recon 0
Hooves and Teeth (1d6), Armour (1), Number Encountered: 3d6
 
6TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
20114169
Melee (Teeth) 3
Teeth (2d6), Armour (2), Number Encountered: 3d6
 
7TypeSTRDEXENDINTINSTPCK
Killer
(Carnivore Walker)
173240147
Melee (Thrasher) 1, Survival 1, Athletics 0
Thrasher (4d6), Armour (3), Number Encountered: 2d6
 
8TypeSTRDEXENDINTINSTPCK
Hijacker
(Scavenger Walker)
8641510
Melee (Teeth) 1, Melee (Hooves and Teeth) 1, Survival 1, Recon 0
Teeth (1d6), Hooves and Teeth (1d6), Armour (3), Number Encountered: 3d6
 
9TypeSTRDEXENDINTINSTPCK
Intermittent
(Herbivore Walker)
146170912
Survival 1, Recon 0, Athletics (coordination) 4
Armour (2), Number Encountered: 4d6
 
10TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
1211180510
Survival 1, Recon 2, Athletics (coordination) 1
Armour (3), Number Encountered: 3d6
 
11TypeSTRDEXENDINTINSTPCK
Intermittent
(Herbivore Walker)
1521901212
Melee (Hooves and Teeth) 2, Athletics (endurance) 3
Hooves and Teeth (2d6), Armour (4), Number Encountered: 4d6
 
12TypeSTRDEXENDINTINSTPCK
Eater
(Omnivore Walker)
1415141712
Melee (Stinger) 3, Recon 1, Athletics (coordination) 1
Stinger (3d6), Armour (3), Number Encountered: 4d6
 
13TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
97100812
Survival 1, Athletics 0, Recon 0
Armour (3), Number Encountered: 4d6
 
14TypeSTRDEXENDINTINSTPCK
Eater
(Omnivore Walker)
1550610
Melee (Thrasher) 2, Survival 2
Thrasher (3d6), Armour (0), Number Encountered: 3d6
 
15TypeSTRDEXENDINTINSTPCK
Gatherer
(Omnivore Walker)
1318121412
Melee (Thrasher) 1, Stealth 1, Athletics 0, Recon 2
Thrasher (4d6), Armour (4), Number Encountered: 4d6
 
16TypeSTRDEXENDINTINSTPCK
Intermittent
(Herbivore Walker)
139140511
Melee (Horns) 1, Athletics (endurance) 4
Horns (2d6), Armour (4), Number Encountered: 3d6
 
17TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
17411013
Melee (Horns) 1, Survival 2, Recon 1, Athletics (coordination) 1
Horns (1d6), Armour (3), Number Encountered: 4d6
 
18TypeSTRDEXENDINTINSTPCK
Intermittent
(Herbivore Walker)
121040811
Melee (Hooves) 2, Recon 2, Athletics (endurance) 2
Hooves (2d6), Armour (0), Number Encountered: 3d6
 
19TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
851101211
Melee (Horns) 0, Survival 2, Athletics 0
Horns (1d6), Armour (2), Number Encountered: 3d6
 
20TypeSTRDEXENDINTINSTPCK
Siren
(Carnivore Walker)
8710154
Melee (Thrasher) 0, Deception 0, Recon 0, Athletics (coordination) 1
Thrasher (3d6), Armour (4), Number Encountered: 1d6
 
21TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
312501313
Survival 0, Recon 0, Athletics (coordination) 1
Armour (4), Number Encountered: 4d6
 
22TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
101580139
Melee (Horns) 4
Horns (1d6), Armour (4), Number Encountered: 3d6
 
23TypeSTRDEXENDINTINSTPCK
Pouncer
(Carnivore Walker)
1311150106
Melee (Thrasher) 0, Stealth 1, Recon 3, Athletics 0
Thrasher (4d6), Armour (3), Number Encountered: 2d6
 
24TypeSTRDEXENDINTINSTPCK
Gatherer
(Omnivore Walker)
131370710
Melee (Claws) 2, Stealth 0, Survival 0
Claws (4d6), Armour (0), Number Encountered: 3d6
 
25TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
1940916
Melee (Stinger) 0, Recon 0, Athletics (endurance) 1
Stinger (2d6), Armour (3), Number Encountered: 5d6
 
26TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Walker)
131017099
Melee (Thrasher) 1, Survival 0, Recon 1, Athletics (endurance) 1
Thrasher (4d6), Armour (2), Number Encountered: 3d6
 
27TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Flyer)
281024186
Melee (Claws and Teeth) 1, Survival 3, Athletics (coordination) 2
Claws and Teeth (5d6), Armour (0), Number Encountered: 2d6
 
28TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
1291101410
Melee (Hooves) 0, Survival 2, Recon 0
Hooves (2d6), Armour (2), Number Encountered: 3d6
 
29TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
1310110711
Melee (Teeth) 6
Teeth (2d6), Armour (3), Number Encountered: 3d6
 
30TypeSTRDEXENDINTINSTPCK
Eater
(Omnivore Walker)
71811184
Melee (Claws and Teeth) 2, Athletics (coordination) 3
Claws and Teeth (3d6), Armour (4), Number Encountered: 1d6
 
31TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Walker)
10580144
Melee (Thrasher) 0, Survival 0, Recon 0, Athletics (coordination) 2, Athletics (endurance) 1
Thrasher (3d6), Armour (3), Number Encountered: 1d6
 
32TypeSTRDEXENDINTINSTPCK
Intimidator
(Scavenger Walker)
226100116
Melee (Teeth) 0, Melee (Claws and Teeth) 1, Persuade 0, Athletics 0, Recon 1
Teeth (5d6), Claws and Teeth (5d6), Armour (3), Number Encountered: 2d6
 
33TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
913100913
Melee (Horns) 1, Survival 0, Recon 0
Horns (1d6), Armour (3), Number Encountered: 4d6
 
34TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
6111411012
Melee (Horns) 0, Survival 1, Recon 0
Horns (1d6), Armour (1), Number Encountered: 4d6
 
35TypeSTRDEXENDINTINSTPCK
Hunter
(Omnivore Walker)
769046
Melee (Thrasher) 1, Survival 1, Athletics (coordination) 2
Thrasher (3d6), Armour (3), Number Encountered: 2d6
 
36TypeSTRDEXENDINTINSTPCK
Reducer
(Scavenger Flyer)
295290511
Melee (Teeth) 2, Melee (Claws) 0, Recon 2, Athletics (endurance) 1
Teeth (5d6), Claws (5d6), Armour (4), Number Encountered: 3d6
 
37TypeSTRDEXENDINTINSTPCK
Hijacker
(Scavenger Walker)
121510159
Melee (Teeth) 1, Melee (Stinger) 1, Survival 1
Teeth (3d6), Stinger (3d6), Armour (4), Number Encountered: 3d6
 
38TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
1731901110
Survival 2, Recon 0, Athletics (coordination) 1
Armour (4), Number Encountered: 3d6
 
39TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
61190516
Melee (Claws) 1
Claws (2d6), Armour (2), Number Encountered: 5d6
 
40TypeSTRDEXENDINTINSTPCK
Reducer
(Scavenger Walker)
133151410
Melee (Teeth) 2, Melee (Claws and Teeth) 1, Athletics (endurance) 2
Teeth (4d6), Claws and Teeth (4d6), Armour (1), Number Encountered: 3d6
 
41TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Flyer)
307241915
Survival 1, Athletics 0, Recon 1
Armour (3), Number Encountered: 5d6
 
42TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
410501311
Melee (Teeth) 2, Survival 0, Recon 1
Teeth (1d6), Armour (3), Number Encountered: 3d6
 
43TypeSTRDEXENDINTINSTPCK
Gatherer
(Omnivore Walker)
3820118
Melee (Claws and Teeth) 0, Stealth 1, Survival 0, Athletics 0
Claws and Teeth (3d6), Armour (1), Number Encountered: 2d6
 
44TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Walker)
7156065
Melee (Thrasher) 0, Recon 1, Athletics (coordination) 2
Thrasher (3d6), Armour (3), Number Encountered: 1d6
 
45TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
13111301314
Survival 3, Recon 2, Athletics (endurance) 1
Armour (1), Number Encountered: 4d6
 
46TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
225180711
Melee (Teeth) 4, Recon 0, Athletics (coordination) 2
Teeth (3d6), Armour (2), Number Encountered: 3d6
 
47TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Walker)
1378086
Melee (Teeth) 0, Recon 0, Athletics (coordination) 1
Teeth (4d6), Armour (1), Number Encountered: 2d6
 
48TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
1971201211
Melee (Hooves and Teeth) 1, Survival 1
Hooves and Teeth (2d6), Armour (4), Number Encountered: 3d6
 
49TypeSTRDEXENDINTINSTPCK
Gatherer
(Omnivore Walker)
4430211
Melee (Claws) 1, Stealth 1, Survival 0
Claws (3d6), Armour (3), Number Encountered: 3d6
 
50TypeSTRDEXENDINTINSTPCK
Hunter
(Omnivore Walker)
1312131128
Melee (Claws and Teeth) 0, Survival 1, Recon 1
Claws and Teeth (4d6), Armour (4), Number Encountered: 2d6
 
51TypeSTRDEXENDINTINSTPCK
Trapper
(Carnivore Walker)
19811085
Melee (Thrasher) 5
Thrasher (4d6), Armour (0), Number Encountered: 1d6
 
52TypeSTRDEXENDINTINSTPCK
Killer
(Carnivore Walker)
1111120105
Melee (Thrasher) 0, Survival 1, Recon 1, Athletics (endurance) 1
Thrasher (4d6), Armour (4), Number Encountered: 1d6
 
53TypeSTRDEXENDINTINSTPCK
Intermittent
(Herbivore Walker)
912901010
Survival 2, Athletics 0, Recon 2
Armour (0), Number Encountered: 3d6
 
54TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Walker)
196290108
Melee (Thrasher) 0, Survival 0, Athletics (endurance) 1
Thrasher (4d6), Armour (2), Number Encountered: 2d6
 
55TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
153180812
Melee (Hooves) 1, Athletics 0, Recon 0
Hooves (2d6), Armour (2), Number Encountered: 4d6
 
56TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
12913079
Melee (Horns) 4, Recon 2
Horns (2d6), Armour (2), Number Encountered: 3d6
 
57TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
92061712
Survival 1, Recon 1, Athletics (endurance) 1
Armour (2), Number Encountered: 4d6
 
58TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Walker)
5115079
Melee (Thrasher) 2, Athletics (endurance) 3
Thrasher (3d6), Armour (3), Number Encountered: 3d6
 
59TypeSTRDEXENDINTINSTPCK
Gatherer
(Omnivore Walker)
11515166
Melee (Claws) 0, Stealth 0, Survival 0, Athletics 0, Recon 1
Claws (4d6), Armour (1), Number Encountered: 2d6
 
60TypeSTRDEXENDINTINSTPCK
Intimidator
(Scavenger Walker)
109110126
Melee (Teeth) 0, Melee (Stinger) 3, Persuade 1, Survival 0, Athletics 0, Recon 0
Teeth (2d6), Stinger (2d6), Armour (3), Number Encountered: 2d6
 
61TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Walker)
10176087
Melee (Thrasher) 1, Survival 1, Recon 1, Athletics (endurance) 2
Thrasher (3d6), Armour (3), Number Encountered: 2d6
 
62TypeSTRDEXENDINTINSTPCK
Carrion-Eater
(Scavenger Walker)
101150711
Melee (Teeth) 3, Melee (Stinger) 3, Recon 0
Teeth (2d6), Stinger (2d6), Armour (2), Number Encountered: 3d6
 
63TypeSTRDEXENDINTINSTPCK
Gatherer
(Omnivore Walker)
4480119
Melee (Claws and Teeth) 1, Stealth 2, Survival 1
Claws and Teeth (3d6), Armour (3), Number Encountered: 3d6
 
64TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
14810098
Melee (Teeth) 3
Teeth (2d6), Armour (3), Number Encountered: 2d6
 
65TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Flyer)
146210414
Survival 2, Recon 1, Athletics (endurance) 2
Armour (1), Number Encountered: 4d6
 
66TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
1061301216
Melee (Horns) 1, Survival 1
Horns (1d6), Armour (4), Number Encountered: 5d6
 
67TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Flyer)
274210810
Melee (Hooves and Teeth) 2, Survival 2
Hooves and Teeth (3d6), Armour (2), Number Encountered: 3d6
 
68TypeSTRDEXENDINTINSTPCK
Siren
(Carnivore Walker)
2031604-2
Melee (Thrasher) 1, Deception 1, Survival 0, Recon 2, Athletics (coordination) 2
Thrasher (4d6), Armour (0), Number Encountered:
 
69TypeSTRDEXENDINTINSTPCK
Hunter
(Omnivore Walker)
184120117
Melee (Thrasher) 1, Survival 2, Athletics 0, Recon 3
Thrasher (3d6), Armour (2), Number Encountered: 2d6
 
70TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
911811112
Survival 0, Recon 3, Athletics (coordination) 1
Armour (4), Number Encountered: 4d6
 
71TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
91190812
Melee (Teeth) 2, Survival 1, Recon 1, Athletics (coordination) 2
Teeth (1d6), Armour (3), Number Encountered: 4d6
 
72TypeSTRDEXENDINTINSTPCK
Intermittent
(Herbivore Walker)
1110110512
Melee (Hooves and Teeth) 2, Survival 2, Recon 2
Hooves and Teeth (2d6), Armour (2), Number Encountered: 4d6
 
73TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
711120414
Survival 1, Recon 2, Athletics (coordination) 1
Armour (1), Number Encountered: 4d6
 
74TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
98501010
Survival 1, Recon 2, Athletics (coordination) 3
Armour (3), Number Encountered: 3d6
 
75TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
118601113
Melee (Horns) 1, Athletics 0, Recon 0
Horns (2d6), Armour (2), Number Encountered: 4d6
 
76TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Flyer)
29142201311
Melee (Thrasher) 3, Athletics (coordination) 1
Thrasher (5d6), Armour (2), Number Encountered: 3d6
 
77TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Walker)
10111201110
Melee (Thrasher) 0, Survival 1, Recon 1, Athletics (endurance) 2
Thrasher (3d6), Armour (3), Number Encountered: 3d6
 
78TypeSTRDEXENDINTINSTPCK
Hijacker
(Scavenger Walker)
61390611
Melee (Teeth) 0, Melee (Claws and Teeth) 0, Survival 3, Athletics (endurance) 2
Teeth (3d6), Claws and Teeth (3d6), Armour (4), Number Encountered: 3d6
 
79TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
1312121128
Melee (Hooves) 6
Hooves (2d6), Armour (4), Number Encountered: 2d6
 
80TypeSTRDEXENDINTINSTPCK
Gatherer
(Omnivore Walker)
256170210
Melee (Claws) 0, Stealth 1, Survival 0, Athletics 0, Recon 0
Claws (5d6), Armour (3), Number Encountered: 3d6
 
81TypeSTRDEXENDINTINSTPCK
Carrion-Eater
(Scavenger Walker)
19720098
Melee (Teeth) 1, Melee (Claws) 2, Recon 1, Survival 0
Teeth (3d6), Claws (3d6), Armour (2), Number Encountered: 2d6
 
82TypeSTRDEXENDINTINSTPCK
Killer
(Carnivore Walker)
21119194
Melee (Thrasher) 1, Athletics (endurance) 2
Thrasher (5d6), Armour (2), Number Encountered: 1d6
 
83TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
121690615
Survival 1, Recon 4, Athletics (endurance) 1
Armour (4), Number Encountered: 5d6
 
84TypeSTRDEXENDINTINSTPCK
Intermittent
(Herbivore Walker)
362059
Melee (Hooves) 2, Athletics (endurance) 4
Hooves (1d6), Armour (4), Number Encountered: 3d6
 
85TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Walker)
51410063
Melee (Thrasher) 1, Recon 1, Athletics (coordination) 1, Athletics (endurance) 1
Thrasher (3d6), Armour (2), Number Encountered: 1d6
 
86TypeSTRDEXENDINTINSTPCK
Gatherer
(Omnivore Walker)
1511104
Melee (Thrasher) 1, Stealth 1, Survival 0
Thrasher (3d6), Armour (4), Number Encountered: 1d6
 
87TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Walker)
4912174
Melee (Thrasher) 0, Recon 1, Athletics (coordination) 2
Thrasher (3d6), Armour (2), Number Encountered: 1d6
 
88TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
153221108
Melee (Teeth) 1, Survival 2, Recon 1
Teeth (2d6), Armour (1), Number Encountered: 2d6
 
89TypeSTRDEXENDINTINSTPCK
Eater
(Omnivore Walker)
138140104
Melee (Claws) 1, Survival 0, Athletics (coordination) 2
Claws (4d6), Armour (1), Number Encountered: 1d6
 
90TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
5109077
Melee (Teeth) 1, Survival 2, Recon 2, Athletics (coordination) 1
Teeth (1d6), Armour (3), Number Encountered: 2d6
 
91TypeSTRDEXENDINTINSTPCK
Gatherer
(Omnivore Walker)
12950611
Melee (Stinger) 0, Stealth 2, Survival 1, Athletics 0
Stinger (3d6), Armour (3), Number Encountered: 3d6
 
92TypeSTRDEXENDINTINSTPCK
Killer
(Carnivore Flyer)
199240154
Melee (Thrasher) 0, Survival 1, Recon 0, Athletics (coordination) 1
Thrasher (4d6), Armour (1), Number Encountered: 1d6
 
93TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Flyer)
194200118
Survival 1, Recon 0, Athletics (endurance) 1
Armour (2), Number Encountered: 2d6
 
94TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Flyer)
2413160129
Melee (Thrasher) 1, Recon 1, Athletics (endurance) 2
Thrasher (5d6), Armour (3), Number Encountered: 3d6
 
95TypeSTRDEXENDINTINSTPCK
Intermittent
(Herbivore Walker)
108170814
Melee (Teeth) 1, Recon 0, Athletics (endurance) 1
Teeth (1d6), Armour (4), Number Encountered: 4d6
 
96TypeSTRDEXENDINTINSTPCK
Grazer
(Herbivore Walker)
5961912
Survival 2, Recon 0, Athletics (endurance) 1
Armour (3), Number Encountered: 4d6
 
97TypeSTRDEXENDINTINSTPCK
Chaser
(Carnivore Walker)
1510910
Melee (Thrasher) 2, Recon 0, Athletics (endurance) 2
Thrasher (3d6), Armour (1), Number Encountered: 3d6
 
98TypeSTRDEXENDINTINSTPCK
Hijacker
(Scavenger Walker)
79131119
Melee (Teeth) 0, Melee (Claws) 0, Survival 1
Teeth (2d6), Claws (2d6), Armour (0), Number Encountered: 3d6
 
99TypeSTRDEXENDINTINSTPCK
Carrion-Eater
(Scavenger Flyer)
149200711
Melee (Teeth) 1, Melee (Claws and Teeth) 1, Recon 2
Teeth (4d6), Claws and Teeth (4d6), Armour (3), Number Encountered: 3d6
 
100TypeSTRDEXENDINTINSTPCK
Eater
(Omnivore Walker)
141022078
Melee (Thrasher) 2, Athletics (endurance) 1
Thrasher (4d6), Armour (2), Number Encountered: 2d6
 


- - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Notes about animals generation
Some arbitrary decisions in the generation process had to be taken, especially about skills and their ranks.
Intelligence is most often 0, but has an easy chance of being 1.
Much more rarely it can be 2 (1 in 50000), and even more rarely 3 (1 in a million).

This generation does not take in consideration the Supplement 11: Animal Encounters.