poison-arrow frog
/ˈpɔɪzənˌærəʊ/noun
1- a small slender tropical American frog which is typically brightly coloured. The skin of these frogs secretes a virulent poison, which is used by American Indians to coat their arrows箭毒蛙。
1.1
- Family Dendrobatidae: several genera and numerous species.箭毒蛙科或树棘蛙科：数属, 众多种。