American Tearthumb vs common bottlenose dolphin

Persicaria sagittata compared with Tursiops truncatus

Taxonomic Classification

Rank	American Tearthumb	common bottlenose dolphin
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Mammalia (Mammals)
Order	Caryophyllales (Caryophyllales)	Cetacea (Whales & Dolphins)
Family	Polygonaceae	Delphinidae (Oceanic Dolphins)
Genus	Persicaria	Tursiops (Bottlenose Dolphins)
Species	Persicaria sagittata	Tursiops truncatus

Conservation Status

American Tearthumb

LC — Least Concern

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	American Tearthumb	common bottlenose dolphin
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

American Tearthumb

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (Canada, United States).

common bottlenose dolphin

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

American Tearthumb

The American Tearthumb (Persicaria sagittata) is a species in the genus Persicaria. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

common bottlenose dolphin

The most studied and recognized dolphin species, bottlenose dolphins inhabit warm and temperate oceans worldwide, from coastal shallows to the open sea. Highly intelligent with large brains relative to body size, they demonstrate self-recognition, complex communication, and social learning. They live in fluid fission-fusion societies and cooperate to herd fish. A keystone indicator species for marine ecosystem health.