Appalachian Quillwort vs Polar bear

Isoetes engelmannii compared with Ursus maritimus

Key Differences

Appalachian Quillwort is Least Concern while Polar bear is Vulnerable.

Taxonomic Classification

Rank	Appalachian Quillwort	Polar bear
Kingdom	Plantae (plantas)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (cordados)
Class	Lycopodiopsida (Lycopodiopsida)	Mammalia (mamíferos)
Order	Isoetales (Isoetales)	Carnivora (carnívoros)
Family	Isoetaceae	Ursidae (Bears)
Genus	Isoetes	Ursus (Bears)
Species	Isoetes engelmannii	Ursus maritimus

Conservation Status

Appalachian Quillwort

LC — Least Concern

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Appalachian Quillwort	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Appalachian Quillwort

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Canada and United States.

Polar bear

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Appalachian Quillwort

The Appalachian Quillwort (Isoetes engelmannii) is a species in the genus Isoetes. It is currently classified as Least Concern on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.

Polar bear

O maior carnivoro terrestre da Terra, o urso-polar pode ultrapassar 700 kg e e encontrado pelo gelo marinho artico, do Canada ate a Russia. Mamiferos marinhos altamente especializados que dependem do gelo marinho para cacas de focas e focas-barbadas. Excelentes nadadores capazes de percorrer grandes distancias em aguas abertas. Classificado como Vulneravel, com populacoes sob severa pressao devido a rapida perda de gelo marinho artico causada pelas mudancas climaticas.