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pectoral fin

Saltos de línea: pec|toral fin

Definición de pectoral fin en inglés:

sustantivo

Zoology
Each of a pair of fins situated on either side just behind a fish’s head, helping to control the direction of movement during locomotion. They correspond to the forelimbs of other vertebrates.
Example sentences
  • Paired pectoral fins and a dorsal fin were present, and the caudal fin was asymmetrical with a large upper lobe.
  • One of the fossil's most intriguing aspects is the large, paired spines on the shark's pectoral fins, the side fins used for steering.
  • Look at the shape and size of the dorsal fin, pectoral fins, and the caudal fin.

Definición de pectoral fin en:

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Palabra del día tenebrous
Pronunciación: ˈtɛnɪbrəs
adjective
dark; shadowy or obscure