hooded seal
Học thuậtThân thiện
Definition
Noun: 1. A species of seal: A medium-sized seal (Cystophora cristata) characterized by the male's unique, large, inflatable nasal sac that can be expanded to form a "hood" over its head. It is native to the Arctic and northern Atlantic Ocean.
Usage
- The hooded seal is named for the distinctive inflatable bladder on the head of adult males.
- Biologists are studying the migration patterns of the hooded seal.
- The hooded seal population faces threats from climate change and hunting.
Advanced Usage
- The term is used in scientific and zoological contexts to specifically refer to . It is not a general term for any seal with markings on its head.
- The male's "hood" is used in displays and vocalizations, particularly during the breeding season to attract females and intimidate rivals.
Variants and Related Words
- Bladdernose seal: An alternative common name for the hooded seal, referring to the same animal.
- Cystophora cristata: The scientific (Latin) name for the hooded seal.
Synonyms
- Bladdernose seal (n): A direct synonym.
Different Meanings
- Hooded (adj): Having or wearing a hood. (e.g., a sweatshirt).
- Seal (n): 1. A marine mammal. 2. A device or substance used to close something securely. 3. An official mark or stamp.
- Note: The term "hooded seal" is a specific compound noun and does not share these separate meanings. It refers exclusively to the animal.
Noun
- medium-sized blackish-grey seal with large inflatable sac on the head; of Arctic and northern Atlantic waters