Annual Sunflower vs Polar bear

Helianthus annuus compared with Ursus maritimus

Key Differences

• Annual Sunflower is Not Evaluated while Polar bear is Vulnerable.
• Annual Sunflower is autotroph while Polar bear is carnivore.
• Polar bear lives longer (25 years vs 1 years).

Taxonomic Classification

Rank	Annual Sunflower	Polar bear
Kingdom	Plantae (植物)	Animalia (动物界)
Phylum	Magnoliophyta (木兰植物门)	Chordata (脊索动物门)
Class	Magnoliopsida (木兰纲)	Mammalia (哺乳動物)
Order	Asterales (菊目)	Carnivora (食肉目)
Family	Asteraceae (Daisy Family)	Ursidae (Bears)
Genus	Helianthus (Sunflowers)	Ursus (Bears)
Species	Helianthus annuus	Ursus maritimus

Conservation Status

Annual Sunflower

NE — Not Evaluated

Trend: Stable →

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Annual Sunflower	Polar bear
Diet	Autotroph	Carnivore
Average Lifespan	1 years	25 years
Average Length	3.0 m	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Annual Sunflower

Habitat

Inhabits montane grasslands and shrublands and Mediterranean forests and woodlands within the Palearctic biogeographic realm.

Range

Widely distributed across Africa (12 countries), Asia (7 countries), Europe (30 countries), North America (Canada, United States), Oceania and the Pacific (Australia, Marshall Islands), and South America (4 countries).

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.

Annual Sunflower

向日葵是世界上种植最广泛的花卉植物之一，也是极具经济价值的油料作物，原产北美洲，可长到3米高，花盘直径可达30厘米。幼株追随太阳运动的独特行为——向日性——赋予了它的名称。一个向日葵花盘由多达2,000朵微小的小花组成。全球年产量超过5,000万吨，以其油脂、种子和鸟食而受到高度重视。

Polar bear

北极熊是地球上最大的陆地食肉动物，体重可超过700千克，分布于从加拿大到俄罗斯的北极海冰区。是高度特化的海洋哺乳动物，依赖海冰捕猎环斑海豹和髯海豹。是优秀的游泳者，能够横渡广阔的开阔水域。被列为易危种，因气候变化导致北极海冰迅速减少，种群正受到严重威胁。

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway