WebMar 12, 2024 · Fish have two eyes, which are used to detect movement and prey in their surroundings. They also look for mates, shelter and need to be able to identify … WebThe External Parts of a Fish. Other than sharks, whose fins are more like the flippers we associate with dolphins, most fish have fins constructed of spines (or softer rays), supporting a webbed structure. These are the …
Gills Concept & Function Overview of Gills - Study.com
WebExternal Structures of Lata Fish: The body of lata is elongated (Fig. 6.29) and covered with ctenoid scales (Fig. 6.30B). It has been recorded that cycloid scales are also present (Fig. 6.30A). The body is divided into head, trunk and tail regions. The head is depressed and covered by large plate-like scales resembling the ‘head shields’ of ... WebMar 5, 2024 · Amphibians have less variation in size than fish, ranging in length from 1 centimeter (2.5 inches) to 1.5 meters (about 5 feet). They generally have moist skin without scales. Their skin contains keratin, a tough, fibrous protein found in the skin, scales, feathers, hair, and nails of tetrapod vertebrates, from amphibians to humans. Some forms ... duties of the prime minister uk
External Anatomy of a Crayfish - Biology LibreTexts
WebSep 23, 2024 · A Fish’s anatomy can be divided into external and internal. Let’s start by examining the external anatomy of a fish. External Fish … WebJan 4, 2024 · This structure allows bony fish to detect prey and the presence of predators. It also functions for orientation in the water and other schooling behaviors. Osteichthyes, The Bony Fish WebMay 3, 2024 · The following illustration of a largemouth bass shows some of the common external features that are used to describe the differences between fish that are … duties of the sheriff south africa