animals sleep_300字

　　Animals sleep is to rest, but, not all is in order to have a rest.

　　On summer evenings, bat in the yard, over the desert, the east and the west, high and low flying, they flash to catch mosquitoes, the moth and other flying insects to eat. But such as winter, the weather is cold, mosquitoes, the moth, dying, away from the bats use "sleep" way to deal with food.

　　Before winter, bat groups to find a dark cave, eaves collective sleep.They sleep method is characteristic of both feet catch rocks, sticks, etc, formed clusters to fall sleep. It's a groggy sleep for four or five months. For next year's spring flowers, mosquitoes, the moth active, bats to stretch and yawning, and start living in the New Year.

　　Sea cucumbers are sleeping. However, the sea cucumber season is not the winter sleep, but in the summer.The sea cucumber to sleep how long? Generally, want to sleep four or five months, the summer passed, if we met a year of drought, 20 months without rain, the snail "hibernation" it 20 months.

　　animals’sleep is interesting.