An IUCN Red List Critically Endangered (CR) species is one that has been categorized by the International Union for Conservation of Nature as facing an extremely high risk of extinction in the wild. As of 2021, of the 120,372 species currently tracked by the IUCN, there are 8,404 species that are considered to be Critically Endangered.
The Canarian shrew is a species of mammal in the family Soricidae. It is endemic to the Canary Islands, specifically the eastern islands of Lanzarote, Fuerteventura, Lobos, and Mount Clara. It used to be found on Graciosa, Canary Islands and Alegranza. Its natural habitat is subtropical or tropical dry shrubland. It is threatened by habitat loss.
The desperate shrew is a species of mammal in the family Soricidae. It is endemic to Tanzania. Its natural habitat is subtropical or tropical moist montane forests. It is threatened by habitat loss.
The montane white-toothed shrew is a species of mammal in the family Soricidae. It is found in Kenya, South Sudan, Tanzania, and Uganda. Its natural habitats are subtropical or tropical moist montane forest and subtropical or tropical seasonally wet or flooded lowland grassland. It is threatened by habitat loss.
The Tanzanian shrew is a species of mammal in the family Soricidae. It is endemic to Tanzania. Its natural habitat is subtropical or tropical moist montane forests. It is threatened by habitat loss.
The Saharan shrew is a species of mammal in the family Soricidae. It is found in Mauritania and Morocco. Its natural habitats are rocky areas and sandy shores. It is threatened by habitat loss.
Babault's mouse shrew is a species of mammal in the family Soricidae found in Burundi, the Democratic Republic of the Congo, and Uganda. Its natural habitat is subtropical or tropical moist montane forests. It is threatened by habitat loss.
The greater large-headed shrew is a species of mammal in the family Soricidae. It is found in Burundi, Democratic Republic of the Congo, Rwanda, and Uganda. Its natural habitats are subtropical or tropical moist lowland forest, subtropical or tropical moist montane forest, and swamps. It is threatened by habitat loss.
The jungle shrew is a species of mammal in the family Soricidae endemic to Sri Lanka. Its natural habitat is subtropical or tropical dry forests. It is threatened by habitat loss.
The Bioko forest shrew or Isabella's shrew is a species of mammal in the family Soricidae found in Cameroon and Equatorial Guinea. Its natural habitats are subtropical or tropical moist montane forest and subtropical or tropical high-altitude grassland. It is threatened by habitat loss.
Asteropeia densiflora is a species of plant in the Asteropeiaceae family. It is endemic to Madagascar. Its natural habitat is subtropical or tropical high-altitude shrubland. It is threatened by habitat loss.
Asteropeia labatii is a species of plant in the Asteropeiaceae family. It is endemic to Madagascar. Its natural habitat is subtropical or tropical high-altitude shrubland. It is threatened by habitat loss.
Asteropeia matrambody is a species of plant in the Asteropeiaceae family. It is endemic to Madagascar. Its natural habitat is moist lowland forest. It is threatened by habitat loss.
Asteropeia mcphersonii, a species of plant in the Asteropeiaceae family, is a shrub to large tree, up to 25 meters tall. Its oval leaves are about twice as long as they are wide and have a leathery texture. It is endemic to Madagascar, distributed in mid-elevation forest in a narrow band from Ambatovy to Zahamena RNI. Its natural habitat is subtropical or tropical moist lowland forests. It is threatened by habitat loss, with an estimated total population of 1000–2,500 mature individuals.
Asteropeia micraster is a species of plant in the Asteropeiaceae family. It is endemic to Madagascar. Its natural habitat is sandy shores. It is threatened by habitat loss.
Asteropeia multiflora is a plant species in the Asteropeiaceae family. It is endemic to Madagascar. Its natural habitat is sandy shores.
Asteropeia rhopaloides is a species of plant in the Asteropeiaceae family. It is endemic to Madagascar. Its natural habitat is subtropical or tropical moist lowland forests. It is threatened by habitat loss.
Ambohitantely Reserve or Ambohitantely Special Reserve is a 5,600-hectare (14,000-acre) wildlife reserve of Madagascar.
