Infinite photos and videos for every Wiki article · Find something interesting to watch in seconds
History
Page
Early embryos of various species display some ancestral features, like the tail on this human embryo. These features normally disappear in later devel
Early embryos of various species display some ancestral features, like the tail on this human embryo. These features normally disappear in later development, but it may not happen if the animal has an atavism.
Page
White peppered moth
White peppered moth
Black morph in peppered moth evolution
Black morph in peppered moth evolution
Male moor frogs become blue during the height of mating season. Blue reflectance may be a form of intersexual communication. It is hypothesised that m
Male moor frogs become blue during the height of mating season. Blue reflectance may be a form of intersexual communication. It is hypothesised that males with brighter blue coloration may signal greater sexual and genetic fitness.
The common garter snake has evolved resistance to the defensive substance tetrodotoxin in its amphibian prey.
The common garter snake has evolved resistance to the defensive substance tetrodotoxin in its amphibian prey.