Koalas have one of the smallest brains in proportion to body weight of any mammal. They are so dumb, that when presented with leaves on a flat surface instead of on branches, they are unable to recognize them as food and will not eat them.

Koala For other uses, see Koala (disambiguation). The koala (Phascolarctos cinereus, or, inaccurately, koala bear[a]) is an arboreal herbivorous marsupial native to Australia. It is the only extant representative of the family Phascolarctidae and its closest living relatives are the wombats, which comprise the family Vombatidae.[4]. The koala is found in coastal areas of the …

Koalas have one of the smallest brains in proportion to body weight of any mammal. They are so dumb, that when presented with leaves on a flat surface instead of on branches, they are unable to recognize them as food and will not eat them. Read More »