List of mammals of Samoa
This is a list of the mammal species recorded in Samoa. There are nine mammal species in Samoa, of which one is endangered and two are vulnerable.
Order: [Chiroptera] (bats)
The bats' most distinguishing feature is that their forelimbs are developed as wings, making them the only mammals capable of flight. Bat species account for about 20% of all mammals.- Family: Pteropodidae
- *Subfamily: Pteropodinae
- **Genus: Pteropus
- *** Samoa flying-fox, Pteropus samoensis VU
- *** Insular flying-fox, Pteropus tonganus LR/lc
- Family: Vespertilionidae
- *Subfamily: Myotinae
- **Genus: Myotis
- *** Insular myotis, Myotis insularum DD
- Family: Emballonuridae
- *Genus: Emballonura
- ** Polynesian sheath-tailed bat, Emballonura semicaudata EN
Order: [Cetacea] (whales)
The order Cetacea includes whales, dolphins and porpoises. They are the mammals most fully adapted to aquatic life with a spindle-shaped nearly hairless body, protected by a thick layer of blubber, and forelimbs and tail modified to provide propulsion underwater.- Suborder: Mysticeti
- *Family: Balaenopteridae
- **Subfamily: Megapterinae
- ***Genus: Megaptera
- **** Humpback whale, Megaptera novaeangliae LC
- Suborder: Odontoceti
- *Superfamily: Platanistoidea
- **Family: Ziphidae
- ***Subfamily: Hyperoodontinae
- ****Genus: Mesoplodon
- ***** Ginkgo-toothed beaked whale, Mesoplodon ginkgodens DD
- **Family: Delphinidae
- ***Genus: Tursiops
- **** Bottlenose dolphin, Tursiops truncatus DD
- ***Genus: Stenella
- **** Spinner dolphin, Stenella longirostris LR/cd
- ***Genus: Lagenodelphis
- **** Fraser's dolphin, Lagenodelphis hosei DD