what's the meaning
what's the meaning
100

species


a set of animals or plants in which the members have similar characteristics to each other and can have children with each other

100

to decrease

to go down in number

200

habitat

the type of place that a species usually lives in, such as a desert, forest, or lake

200

generation

a group of people or animals who are born and live around the same time

300

volunteer

a person who does something without payment, especially helping people or animals

300

classified as

put information into groups according to different features
 

400

conservation

the protection of plants and animals from the damaging effects of human activity

400

crucial

very important

500

captivity

when a person or animal is kept somewhere and is not allowed to leave

500

concern

worry

M
e
n
u