| A | B |
| sleeping through the coldest periods of the year | hibernation |
| something which eats | consumer |
| herbivore | primary consumer |
| carnivore | secondary consumer |
| animal which hunts and kills | predator |
| lots of interconnected food chains | food web |
| show how energy flows | food chain |
| starts a food chain | producer |
| moving to a warmer place | migration |
| animals which eat meat and plants | omnivore |
| all the animals and plant which live in a habitat | community |
| the place where an organism lives | habitat |
| small areas within a habitat | microhabitat |
| the places where a type of organism can be found | distribution |
| trees which never lose their leaves | evergreen |
| trees which lose their leaves | deciduous |
| animals which come out at night | nocturnal |
| food for predators | prey |
| animals which feed of decaying material | decomposers |
| animals which live on or inside other organisms | parasites |