When we think of mammals, we usually think of animals that give birth to live babies, like lions or humans. But there’s a small and rare group of mammals that do things differently– they lay eggs!

Puppies can’t see for the first two weeks of their lives. ©Konstantin Sokolov/iStock via Getty Images Like other placental mammals, dogs give birth to live young. They gestate between 58 and 68 days.

Seals are mammals, as they possess all the required traits that make an animal a mammal. They are warm-blooded, they are vertebrates, they have fur, they have a live birth, and mothers feed their ...

evidence shows The research provides evidence that most mammals had already started to evolve to live on land much earlier than the devastating asteroid impact that transformed the planet.

Read More: Did Prehistoric Mammals Live With Dinosaurs, and What Were They Like? When the asteroid arrived at the end of the Cretaceous period, the dinosaurs disappeared. But they weren't the only ...

Female kangaroos have one tail, two feet and three vaginas when they're giving birth.

The rare mammals are carrying hopes for a conservation romance that could help safeguard the vulnerable species from ...

Marine mammals live most of their lives in or near water, especially oceans. Pinnipeds spend most of their time in the water, hunting for food, but they come to land to give birth, mate, and molt.

The first Trump administration built long segments of steel wall on Arizona's border. Conservationists fear wildlife will suffer if work resumes.

Questions are answered by experts at the Oregon Health Authority, other state agencies or community partners. Questions and ...

The bones show people were coming over the mountain tops to trade, says an archeologist working with K’ómoks First Nation ...

The Kenyan Wildlife Service said the case was a shift from smuggling larger mammals to "ecologically critical species." The ...