Birds and mammals are warm-blooded animals because they can keep their body temperatures constant regardless of the surrounding temperatures. Birds and mammals can regulate their temperatures through different methods. More »

Because dinosaurs are classified as reptiles, one might assume that they are cold blooded, but some scientists suggest that dinosaurs may have been somewhere between cold and warm blooded. Though most animals fall into e... More »

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The difference between warm-blooded and cold-blooded animals involves the body temperature of the animal. Birds and mammals have warm blood and attempt to keep their internal parts at a set temperature. In a colder envir... More »

Penguins are not mammals, even though they are warm-blooded animals. Penguins are one of only a few species of flightless birds left in the world. Many people mistakenly believe penguins have fur instead of feathers beca... More »

Birds and mammals are both warm-blooded animals with separate sexes determined by genetics, spinal cords, four-chambered hearts, four limbs and well-developed bony skeletons. Both groups include species that can fly and ... More »

Blue herons are carnivores that eat a variety of aquatic and land prey, including fish, frogs, turtles, young birds, bird eggs, snakes, insects, mice, moles, gophers and other small mammals. While they live in colonies, ... More »

Birds are not mammals. They don't have fur, and they don't nurse their young with milk as mammals do; however, birds share some traits with mammals. They are warm blooded and can eat a wide variety of food, from fruits a... More »