animal body brain Mountainbeaver 1.35 8.1 Cow 465 423 Greywolf 36.33 119.5 Goat 27.66 115 Guineapig 1.04 5.5 Dipliodocus 11700 50 Asianelephant 2547 4603 Donkey 187.1 419 Horse 521 655 Potarmonkey 10 115 Cat 3.3 25.6 Giraffe 529 680 Gorilla 207 406 Human 62 1320 Africanelephant 6654 5712 Triceratops 9400 70 Rhesusmonkey 6.8 179 Kangaroo 35 56 Goldenhamster 0.12 1 Mouse 0.023 0.4 Rabbit 2.5 12.1 Sheep 55.5 175 Jaguar 100 157 Chimpanzee 52.16 440 Brachiosaurus 87000 154.5 Mole 0.122 3 Pig 192 180