The Wallaby kangaroo has 2 uteri, each with its own ovaries and cervix, allowing it to remain pregnant throughout adulthood. Even this species can only...
A bird that went extinct more than 170 years ago suddenly reappears, surprising environmentalists. The first and last time the black-browed species appeared was around...
Seeing the baby monkeys left alone in the world, a maternal instinct appeared which prompted the pregnant dog to adopt the animal. The colorful natural...
The researchers found that dolphins developed some of the same personality traits as humans, even though the two species evolved in different environments. A study...
Known as the “most poisonous” creature in the world, the poison of the dart frog paralyzes the nervous system, paralyzing muscles and causing death. The...
In the Peruvian Andes, scientists have discovered a lizard that lives at an altitude of 5,400 meters, exposed to cold temperatures, strong ultraviolet radiation and...