Butterfly ray vs Common Seal
Gymnura micrura compared with Phoca vitulina
Taxonomic Classification
| Rank | Butterfly ray | Common Seal |
|---|---|---|
| Kingdom same | Animalia (Animals) | Animalia (Animals) |
| Phylum same | Chordata (Chordates) | Chordata (Chordates) |
| Class | Elasmobranchii | Mammalia (Mammals) |
| Order | Myliobatiformes (Myliobatiformes) | Pinnipedia (Seals & Sea Lions) |
| Family | Gymnuridae | Phocidae (True Seals) |
| Genus | Gymnura | Phoca (Harbor Seals) |
| Species | Gymnura micrura | Phoca vitulina |
Evolutionary Relationship
Butterfly ray and Common Seal share a common ancestor at the Phylum level: Chordata. (Chordates)
Conservation Status
Butterfly ray
NT — Near ThreatenedCommon Seal
NT — Near ThreatenedPopulation: ~500.0K
Trend: Stable →
Physical Characteristics
| Attribute | Butterfly ray | Common Seal |
|---|---|---|
| Diet | — | Carnivore |
| Average Lifespan | — | 30 years |
| Average Length | — | 1.7 m |
| Average Weight | — | 80.0 kg |
Habitat & Geographic Range
Butterfly ray
Native to South America, inhabiting ecosystems characteristic of the region.
Found in Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.
Common Seal
Typically found in diverse ecosystems where prey species are available.
Found across Europe (7 countries) and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.
Butterfly ray
The Butterfly ray (Gymnura micrura) is a species in the genus Gymnura. It is currently classified as Near Threatened on the IUCN Red List. Native to South America, inhabiting ecosystems characteristic of the region.
Common Seal
The most widely distributed pinniped, harbor seals inhabit temperate and subarctic coastal waters of both the North Atlantic and North Pacific. Adults reach up to 130 kg and spend roughly equal time at sea hunting fish, squid, and crustaceans and hauling out on beaches or rocks to rest. Their large, expressive eyes are adapted for underwater vision in low light. Harbor seals are a critical food source for orcas, sharks, and polar bears.
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