in danger of being harmed, lost, unsuccessful, etc

the activity of keeping animals in order to produce young animals

to make certain that something is done

to keep animals in order to produce young animals (verb)

the protection of nature

someone who lives in the area you are talking about

to keep someone or something safe from something dangerous or bad

to become more and more rare and then disappear completely

a group of plants or animals that share similar characteristics

to give money to an organization that needs help

animals or plants that may soon not exist because there are very few now alive

a situation in which a type of animal no longer exists

the air, land, and water where people, animals, and plants live

more than half of a group of people or things

Someone's health and happiness

to believe that something is important and that you should pay attention to it

an official organization that gives money, food, or help to people who need it

an official group of people who work together for the same purpose (UK spelling)

in a serious way

in addition to something

money that you get from selling goods or services for more than they cost to produce or provide

help

animals, birds, and plants living in their natural environment

relating to medicine and different ways of curing illness

detailed study of a subject in order to discover new information

when doctors help someone by giving them medicine or treatment

land that is in a completely natural state, and not where people live