environment
All the living and nonliving things that surround and affect an organism.
adaptation
A trait or characteristic that helps an organism survive
physical adaptation
An adaptation to a body part
behavioral adaptation
Something an animal does to help it survive
instinct
A behavior an animal knows how to do without having to learn it.
extinction
A plant or animal species that is no longer living or existing.
succession
A gradual change of the kinds or organisms in an ecosystem
producer
An organism that can make its own food.
consumer
An animal that cannot make its own food and must eat other plants or animals to get energy
decomposer
An organism that feeds on and breaks down dead plants and animals
carnivore
An animal that eats other animals
herbivore
An animal that eats only plants
omnivore
An animal that eats both plants and other animals
endangered
any species which is in danger of extinction throughout all or a significant portion of its range
extinct
A species is extinct when the last existing member dies