Mammal behavior

mating season of ruminant mammals

thumb|Temporin secretion during musth thumb|A wild Indian elephant in musth thumb|right|An elephant in musth digging its tusks into the ground thumb|An Asian elephant bull chained during musth, with discharge from the temporal glands. thumb|right|Elephants in musth fighting each other Musth or must is a periodic condition in bull (male) elephants characterized by aggressive behavior and accompanied by a large rise in reproductive hormones. It has been known in Asian elephants for 3,000 years but was only described in African elephants in 1981. Evidence indicates that similar behaviour occurred

behaviour of whales and dolphins when they come to the surface to breathe

intellectual capacity of cetaceans

Behavior dance of excited weasels