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experiments on animals
Animal experiments are necessary for the advancement of science, but there are also ethical issues.
experimental animal
He is learning about the handling of experimental animals.
Kyūjitai form of 動物学 (“zoology”).
He is majoring in zoology at university.
mammal
Mammals can maintain a constant body temperature.
roundworm, nematode, member of the phylum Nematoda.
Roundworms are an important part of the soil and contribute greatly to the health and fertility of the soil.
zoologist
He is a world-renowned zoologist.
An herbivore.
Rabbits are herbivores and mainly eat grass.
A carnivore.
A lion is a type of carnivore.
ruminant
Ruminants have the characteristic of re-chewing food after swallowing it once.
pet
My pet is a dog.
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