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Shark teeth offer clues to ancient climate change（图）
Shark teeth clues ancient climate change
2021/2/5
A character in a great white shark movie said that all sharks do is "swim and eat and make little sharks."It turns out they do much more than that. Sharks have roamed Earth's oceans for more than 400 ...
Large marine protected areas effectively protect reef shark populations,Stanford scientists find
Large marine protected areas reef shark populations Stanford scientists
2017/2/16
Originating 423 million years ago, sharks are a group of predators that span 490 species and still play crucial roles within their ecosystems. We often characterize these top predators as nearly indes...
How do shark teeth bite?Reciprocating saw,glue provide answers
shark teeth Reciprocating saw glue
2016/9/29
Sharks have a big reputation for their teeth.The ocean predators use their buzz saw mouths to efficiently dismantle prey, ranging from marine mammals and sea turtles to seabirds and — as Hollywood lik...
A new scientific study has identified two distinct populations of white shark at the east and west of Bass Strait in Australian waters, prompting researchers to suggest the huge fish may need regional...
10 April 2007,Blue spotted stingray in Moreton Bay. Photo: Susan Theiss UQ researchers have shown that stingrays, once thought to be colour-blind, may be capable of seeing in colour.They have shown th...
30 March 2007,The loss of large sharks in the northwest Atlantic has cascading effects leading to a sharp decline in scallop, clam, oyster, and other shellfish populations, researchers report in the 3...
03 April 2007,Baby sharks grow slowly, changing their fins as they grow and can see a month before they leave their eggs, according UQ research.UQ Marine Science PhD student Blake Harahush, of the Sch...