: either of the fins of a fish that correspond to the forelimbs of a quadruped
Examples of pectoral fin in a Sentence
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Over the course of two days, groups got the chance to see 21 humpback whales feed and raise their pectoral fin before slapping it against the water, along with 15 Risso’s dolphins, the group said.—Paloma Chavez, Sacbee.com, 23 May 2025 These defensive bites lack the typical signs seen when a shark attacks out of fear or predation, such as pectoral fin lowering or hunched swimming, and usually involve little tearing of flesh or removal of tissue.—Melissa Cristina Márquez, Forbes.com, 12 May 2025 The singing whale was identified by its distinctive black pectoral fin markings as TCI-847.—Brendan Rascius, Miami Herald, 22 Apr. 2025 The study found evidence supporting the idea that pectoral fin shape is an adaptive trait shaped by ecological demands.—Melissa Cristina Marquez, Forbes, 1 Nov. 2024 See All Example Sentences for pectoral fin
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