South and North America were once separated in history, so the Western group mangroves can cross the American continent to reach the east coast of the Pacific. In places such as Fiji and Tonga in the

South and North America were once separated in history, so the Western group mangroves can cross the American continent to reach the east coast of the Pacific. In places such as Fiji and Tonga in the Pacific Islands, some species of the two major groups, Western and Eastern, can appear at the same time. Mangroves provide a habitat for tropical seabirds. Although there are not many plant species in the mangrove community, the mangroves support a large number of animals. The mud under the mangrove is home to crabs, mudskippers and other animals. The trunks and branches of the mangrove are the habitat of many shellfish. The canopy of the mangrove is the territory of tropical seabirds. In the mangroves of Kalimantan Island in Southeast Asia, there are strange-looking proboscis monkeys. The male monkeys have huge noses. The crab-eating monkey is another monkey that appears in the mangroves of Southeast Asia. The Sundarban mangrove forest at the mouth of the Ganges River is one of the places with the largest number of existing tigers. There is also the only existing man-eating tiger in the world. A wonderful relationship has been formed between humans and tigers.

The mangrove community is not large in the world, but it has high ecological value. Once it is destroyed, it will cause serious consequences. my country's mangroves were severely damaged in the past. Nowadays, most areas with large mangroves have been classified as nature reserves, and many of them are national nature reserves and are under strict protection.