scipsy: Variability of brain size and external topography. Photographs and weights of the brains of different species. Primates: human (Homo sapiens, 1.176 kg), chimpanzee (Pan troglodytes, 273 g), baboon (Papio cynocephalus, 151 g), mandrill (Mandrillus sphinx, 123 g), macaque (Macaca tonkeana, 110 g). Carnivores: bear (Ursus arctos, 289 g), lion (Panthera leo, 165 g), cheetah (Acinonyx jubatus, 119 g), dog (Canis familiaris, 95 g), cat (Felis catus, 32 g). Artiodactyls: giraffe (Giraffa camelopardalis, 700 g), kudu (Tragelaphus strepsiceros, 166 g), mouflon (Ovis musimon, 118 g), ibex (Capra pyrenaica, 115 g); peccary (Tayassu pecari, 41 g). Marsupials: wallaby (Protemnodon rufogrisea, 28 g). Lagomorphs: rabbit (Oryctolagus cuniculus, 5.2 g). Rodents: rat (Rattus rattus, 2.6 g), mouse (Mus musculus, 0.5 g). (via Frontiers) What the hell is going on with that rabbit brain? Huge olfactory bulb on the left (as in the rat and mouse, big smellers) and an inverted cerebellum on the right hanging off like a couple “brain eyes”.
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scipsy:

Variability of brain size and external topography.

Photographs and weights of the brains of different species. Primates: human (Homo sapiens, 1.176 kg), chimpanzee (Pan troglodytes, 273 g), baboon (Papio cynocephalus, 151 g), mandrill (Mandrillus sphinx, 123 g), macaque (Macaca tonkeana, 110 g). Carnivores: bear (Ursus arctos, 289 g), lion (Panthera leo, 165 g), cheetah (Acinonyx jubatus, 119 g), dog (Canis familiaris, 95 g), cat (Felis catus, 32 g). Artiodactyls: giraffe (Giraffa camelopardalis, 700 g), kudu (Tragelaphus strepsiceros, 166 g), mouflon (Ovis musimon, 118 g), ibex (Capra pyrenaica, 115 g); peccary (Tayassu pecari, 41 g). Marsupials: wallaby (Protemnodon rufogrisea, 28 g). Lagomorphs: rabbit (Oryctolagus cuniculus, 5.2 g). Rodents: rat (Rattus rattus, 2.6 g), mouse (Mus musculus, 0.5 g). (via Frontiers)

What the hell is going on with that rabbit brain? Huge olfactory bulb on the left (as in the rat and mouse, big smellers) and an inverted cerebellum on the right hanging off like a couple “brain eyes”.

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