He sped off and disappeared from sight immediately.

The radical of the kanji '走' is 走繞.

His running ability is the best in the team.

In biology, the phenomenon of moving towards light is called phototaxis.

This self-propelled lawnmower is very convenient.

We went to the zoo with our family on the weekend.

Vertebrates are organisms whose part of the skeleton is composed of a spine.

Wild animals are part of nature, and we should protect them.

He is majoring in zoology at university.

She has zoophobia, and runs away as soon as she sees dogs or cats.