Question

初一英语 急。在线等 写完加分。

Answer 1

They are good at swimming
Live up to 50 years old
Eat fish
They have to sleep 8 hours per day
Dolphins are mammals, they have warm blood, they eat their mothers' milk and breathe
Stay under water for 15 minutes, they can swim up to 32 km per hour 260 meters below the surface

Answer 2

swimming
50 years (old)
fish
8 hours a day
They are warm blood animal. They drink their mother's milk, and breathe at the surface.
for 15 minutes.
They can swim below the surface with the speed of 260 metres per hour up to 32 kilometres/km per hour.

Answer 3

英语但是会，海豚我不知道习性……