WebWhile sharks do eat turtles, they are not the primary reason for the endangered status of many turtle species. Turtles face many threats, including habitat loss, pollution, climate change, and poaching. The destruction of nesting beaches and loss of seagrass meadows where turtles feed are particularly significant threats to turtle populations. WebGreenland shark. The Greenland shark is the world’s longest living vertebrate. It can live for 400 years— twice the age of the longest-living land animal, the giant tortoise. There could be an ...

Shark tooth - Wikipedia

WebFeb 18, 2024 · The white shark is the largest shark in the mackerel shark family. It has a large first dorsal fin, which typically has a pointed apex (tip). There is often a black spot on the underside of the pectoral fins. White shark teeth are broad and triangular with distinct serrations. However, the lower teeth are typically more narrow. WebSep 19, 2016 · Sharks shake their heads around a lot when they bite their food, so evaluating how shark teeth work while in side-to-side motion was key. “When you have all these … sharks in costa rica

What Do Squid Eat? - American Oceans

WebJun 9, 2009 · The Sharktooth Hill Bone Bed is the richest and most extensive marine deposit of bones in the world, averaging roughly 200 bones per square yard. All in all, the … WebSharks continually shed their teeth and replace them through a tooth replacement system. Through this system, sharks replace their teeth relatively quickly with replacement teeth that are ready to rotate because … WebOct 11, 2008 · Best Answer. Copy. Shark have up to 3,000 teeth at a time. Adaptations of shark teeth all depend on their size, shape, and the species to which each tooth belongs to. But in general, since sharks ... popular tv shows in the 50s