Birds:
* Endemic Birds: Tristan da Cunha is famous for its unique birdlife, including the Tristan albatross, the Northern Rockhopper penguin, and the Atlantic petrel. These birds are considered critically endangered, making them a vital part of conservation efforts.
* Other Seabirds: The islands also host various other seabird species, including the Grey-headed albatross, the Sooty albatross, the Wandering albatross, and the Shy albatross.
* Land Birds: Although limited, you might spot the Tristan thrush, which is unique to the islands.
Mammals:
* Seals: You'll find a variety of seal species, including the Southern elephant seal, the fur seal, and the sub-Antarctic fur seal.
* Whales: The waters around Tristan da Cunha are a prime habitat for whales, such as the humpback whale, the southern right whale, and the orca.
* Rats: Unfortunately, introduced rats (black rats) are a significant threat to the islands' native birdlife.
Reptiles:
* Lizards: There's only one reptile native to Tristan da Cunha, the Tristan skink.
Invertebrates:
* Insects: Although limited, you might find various insect species, especially in the higher elevations.
* Crustaceans: Lobsters, crabs, and other crustaceans are common in the surrounding waters.
Other:
* Fish: Tristan da Cunha has a diverse array of fish species in its waters, including tuna, sharks, and various deep-sea species.
It's important to remember that Tristan da Cunha is a delicate ecosystem, and visitors should respect the environment and wildlife. The islands are a haven for unique and endangered species, and their preservation is crucial.