have a backbone, have 4 limbs, front limbs modified into wings, warm-blooded, lay hard-shelled eggs, have feathers

have a backbone, have 4 limbs (or remnants of limbs), cold-blooded, have dry and scaly skin, lay hard-shelled eggs on land

have a backbone, have 4 limbs, cold-blooded, lay eggs in water, live in water as juveniles and land as adults

first animals to have jaws, have a backbone, no limbs, have fins to help swim, cold-blooded, breathe using gills

the earliest animal group, have no backbone, cold-blooded

insects, worms, spiders, crustaceans, jellyfish

rodents, kangaroos, whales, horses, cats, dogs, monkeys, bears, humans

tuna, salmon, sharks, stingrays

penguins, ducks, hawks, owls, parrots, blue jays, chickens

frogs, toads, salamanders

turtles, lizards, crocodiles, alligators, snakes

the basic needs for an animal to survive

examples of external structures important to movement

examples of external structures important to feeding

examples of external structures important to sensing things

examples of external structures important to protection

a trait that enables an organism to better survive in its environment

characteristics or modifications of body parts that helps an organism survive

things an animal does that helps it survive, describes how an organism acts or responds to the environment

physical adaptations are inherited

behavioral adaptations can be both instinctive or learned

physical structures that enable animals to live in or near water

physical or behavioral traits that help animals find, capture, and eat food

the ability to move in the environment in order to find food, water, and mates as well as escape predators and other dangers

some animals are covered in a special substance or material to help protect it and help it survive in the environment

physical features or traits that helps an animal protect itself from attack by a predator, behavioral adaptations that an animal does to avoid being attacked by a predator

the ability for animals to cope with environmental conditions when it is cold and dry

the ability to survive in environments where resources are scarce and/or weather conditions are harsh

the way in which an animal acts or responds to stimuli in the environment

behaviors that help animals survive the changes of the seasons

the ability to keep the body temperature within a certain range

examples:  shivering, shedding, sweating, panting

examples:  migration, hibernation, nest building, courting and mating

examples:  nocturnality, migration, symbiotic relationships, burrowing

examples:  bear hibernates, baby cries, spider spins web, baby sea turtles move toward ocean

examples:  human eats with utensils, monkey uses branch as a tool, dog fetches a ball, cat plays with yarn

examples:  high altitude, extremely cold environments, extremely dry environments, chemically toxic environments

examples:  fur color, fur thickness, fat and food storage, hibernation, migration

examples:  camouflage, mimicry, poison, stinger, odor, body coverings

examples:  fur, feathers, scales, shell

examples:  wings, fins, hooves, webbed feet

examples:  claws, teeth, beak, echolocation

examples:  gills, flippers, fins, streamline body shape, webbed feet