family physeteridae
Học thuậtThân thiện
Definition
- Noun:
- A taxonomic family of marine mammals: "family Physeteridae" is the scientific name for the family comprising the sperm whales. It is a group within the order Cetacea, characterized by large heads, a single blowhole set asymmetrically on the left side of the head, and the presence of spermaceti, a waxy substance in the head.
Usage Examples
- Noun:
- The family Physeteridae includes the largest of the toothed whales.
- Biologists study the unique diving capabilities of the family Physeteridae.
Advanced Usage
- In taxonomic classification: The term is used in formal biological and zoological contexts to categorize and discuss this specific group of cetaceans.
- The fossil record provides insights into the evolution of the family Physeteridae.
Variants and Related Words
- Physeteridae (n): The same term, often used without the word "family" in technical contexts.
- Physeteridae are found in deep oceans worldwide.
- Physeter (n): The genus within the family Physeteridae, containing the modern sperm whale ().
- Sperm whale (n): The common name for the most well-known member of the family Physeteridae.
Synonyms
- Sperm whale family: A descriptive synonym.
- Cachalot family: "Cachalot" is another, less common name for sperm whales.
Related Phrases
- Member of the Physeteridae: A phrase used to specify an animal belonging to this family.
- The pygmy sperm whale is a smaller member of the Physeteridae.
Noun
- sperm whales