75+ Interesting Facts About Mammals
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Distinguishing features in mammals are body hairs, mammary glands, and the neocortex (part of the brain with higher intelligence functions). Only around 5% of mammals are monogamous. Comparatively, this sexual behavior is present in nearly 90% of species of birds . ( Source ) Suicidal reproduction, semelparity, is prevalent in plants , fish, insects, and reptiles. But there are only four mammal species that mate themselves to death to survive their genes. All these four species belong to insect-eating marsupials. ( Source ) Some mammals have the best night vision among animals . These include large-eyed mammals (raccoons, tarsiers, opossums, and night monkeys), red foxes, snow leopards, etc. ( Source ) Reindeers, bats, and a few rodents are the only mammals that can see ultraviolet (UV) light . ( Source ) Monotremes and dolphins are the only mammals with a sense of electroreception . They use electric fields generated by the muscular contractions of their prey to locate t