fin whale
Definition
Noun: 1. A very large baleen whale (Balaenoptera physalus), characterized by a streamlined body, a prominent dorsal fin, and distinctive asymmetrical coloring on its lower jaw. It is the second-largest animal species on Earth.
Usage and Examples
- Noun:
- The fin whale is known for its incredible speed and long, slender body.
- Scientists identified the species as a fin whale based on its size and the unique chevron pattern behind its head.
- A pod of fin whales was spotted feeding off the coast.
Advanced Usage
- "The razorback": An alternative common name for the fin whale, referring to its sharp dorsal fin and streamlined shape.
- Old whalers often called the fin whale the "razorback."
Variants and Related Words
- Finback (n): Another common name for the fin whale.
- The finback is a frequent visitor to these rich feeding grounds.
- Rorqual (n): The family of baleen whales to which the fin whale belongs, characterized by pleated throat grooves.
- The blue whale and the fin whale are both types of rorqual.
Synonyms
- Finback whale: A direct synonym.
- Common rorqual: Another name used in some scientific and historical contexts.
Related Terms and Phrases
- Baleen whale: The broader category of whales that use baleen plates to filter food, as opposed to toothed whales.
- Like other baleen whales, the fin whale feeds on small fish and krill.
- Throat grooves / ventral pleats: The long furrows along the underside of the whale that expand to take in large volumes of water during feeding.
- The fin whale's throat grooves allow its mouth to expand like an accordion.
Noun
-
large flat-headed whalebone whale having deep furrows along the throat; of Atlantic and Pacific
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