Definition

Proper noun * Sei whale: A species of baleen whale (Balaenoptera borealis) that is similar in appearance to but smaller than the fin whale (Balaenoptera physalus). It is a large, streamlined rorqual known for its speed and is found in oceans worldwide.

Usage

• As a subject: " is one of the fastest cetaceans."
• As an object: "Marine biologists are studying the migration patterns of ."
• With modifiers: "The endangered population is slowly recovering."

Examples

• The scientific name for the sei whale is .
• feeds primarily on small planktonic crustaceans like copepods and krill.
• Conservation efforts focus on protecting the habitat of .

Advanced Usage

• The binomial nomenclature is used universally in scientific literature to avoid confusion with common names, which vary by language.
• In taxonomic classification, belongs to the family Balaenopteridae.

Variants and Related Words

• Sei whale (n): The common English name for .
• Rorqual (n): A common name for baleen whales of the family Balaenopteridae, which includes .
• Baleen whale (n): A whale that filters food using baleen plates, the group to which this species belongs.

Synonyms

• Sei whale

Noun

1. similar to but smaller than the finback whale