The life cycle of a chicken has three stages. The stages are the egg, the young and the adult. The young of the chicken is called a chick. The egg is laid by the adult chicken. The chick lives on land and looks like the adult. The adult chicken also lives on land.
💡 The chick looks like the adult — this is a key exam point! 小鸡外形与成年鸡相似——这是重要考点！
🐸 Life cycle of a frog · 青蛙的生命周期
The life cycle of a frog has three stages: the egg, the young and the adult. The young of the frog is called a tadpole. The egg is laid by the adult frog and has a jelly-like covering that protects it. The tadpole lives in water, has a tail, and does not look like the adult. The adult frog lives on land and in water.
💡 The tadpole does NOT look like the adult frog — opposite of the chick! 蝌蚪与成年青蛙外形不同——与小鸡相反！
🦗 Life cycle of a grasshopper · 蚱蜢的生命周期
The life cycle of a grasshopper has three stages: egg, young and adult. The young is called a nymph. The nymph lives on land, looks like the adult, but does not have wings. It moults several times as it grows and becomes an adult. The adult grasshopper lives on land and has wings and can fly.
💡Moulting: young insects shed their outer skin to grow a new, bigger one. 蜕皮：幼虫蜕去旧皮，长出新的更大的皮。
🪳 Life cycle of a cockroach · 蟑螂的生命周期
The life cycle of a cockroach has three stages: egg, young and adult. The young is also called a nymph. Cockroach eggs are laid inside an egg case. The nymph looks like the adult but does not have wings and moults several times as it grows. The adult cockroach has wings and can fly.