Why are parasitic birds stronger than the host's offspring?
These particular birds belong to a group of parasitic (also known as egg-laying) species.500 samsara died abnormally on the Japanese coast
Nearly 500 samsara died on collective death on the beaches near Kitakyushu in southern Japan, causing experts to be confused.The 10 most shocking mysteries of the ocean floor
The mysteries of the deep ocean floor always stimulate people's curiosity.