This classification is birds.
class aves
Birds are winged, bipedal, warm-blooded, feathered, egg-laying, vertebrate animals.
A bird is a warm-blooded, egg-laying, feathered vertebrate. Penguins are flightless birds.
hot blooded animals are birds and mammals and cold blooded animals are reptiles amphibian and fish
Cold blooded animals are reptiles. A four-legged cold blooded vertebrate is probably a lizard of some kind or a frog.
The alligator is a cold-blooded vertebrate.
The early bird gets the worm!
They are both vertebrate warm blooded animals that both lay eggs.
Ectothermic animals have an internal body temperature that changes with the temperature of its surroundings. A vertebrate is an animal with a backbone. A warmblooded animal has a constant internal temperature so WARM-BLOODED ANIMALS ARE NOT THE SAME AS ECTOTHERMS.
Birds (class Aves) are winged, bipedal, endothermic (warm-blooded), vertebrate animals that lay eggs.
A seagull is warm blooded sagar is weird.
To make different animals easily to identify for example mammals - mammals are animals that don`t lay eggs,warm blooded and nourished their young with milk invertebrate and vertebrate animals invertebrate animals are animals are animals that don`t have backbone and vertebrate animals are animals that have backbone
nothing