African elephant vs

Loxodonta africana compared with Nostoc calcicola

Taxonomic Classification

Rank	African elephant
Kingdom	Animalia (动物界)	Bacteria (Bacteria)
Phylum	Chordata (脊索动物门)	Cyanobacteria (藍菌門)
Class	Mammalia (哺乳動物)	Cyanobacteriia
Order	Proboscidea (长鼻目)	Cyanobacteriales (蓝菌目)
Family	Elephantidae (Elephants)	Nostocaceae
Genus	Loxodonta (African Elephants)	Nostoc
Species	Loxodonta africana	Nostoc calcicola

Conservation Status

African elephant

VU — Vulnerable

Population: ~415.0K

Trend: Decreasing ↓

VU — Vulnerable

Physical Characteristics

Attribute	African elephant
Diet	Herbivore	—
Average Lifespan	65 years	—
Average Length	6.0 m	—
Average Weight	6.0 t	—

Habitat & Geographic Range

African elephant

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 5 distinct biome types within the Afrotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Kenya. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

African elephant

非洲象是地球上体型最大的陆地动物，体重可达7,000千克，栖息于撒哈拉以南非洲的草原、稀树草原和森林中。作为关键种，它们通过挖掘水源、传播种子和改变植被结构，深刻塑造了其栖息地的生态系统。受栖息地丧失和象牙盗猎威胁，非洲象的保护至关重要。

Nostoc calcicola是一种丝状固氮蓝藻，在潮湿的石灰岩岩面、土壤和石墙上形成胶状深绿至近黑色群落。分布于温带和地中海地区，尤其见于含有钙质基底的湿润生境。该物种被列为易危，受到栖息地丧失、城市开发和石灰岩岩石微生境退化的威胁。