Shark

Author: McGee
Publisher:
Publish Date: 2003-03-01
Features: How mysterious the Earth is, how wonderful the world is. Bring science closer, broaden the scope of exploration. "Close-Up Observation" features the following volumes: "Mummies," "Sharks," "The Brain," "The Human Body," "Explorers," "Gladiators," "Indians," "Tornadoes," "Insects," "Dinosaurs," "Codebreaking," and "Apes." It showcases little-known picture materials, taking readers into a world of knowledge, immersing them in a sense of novelty and excitement. Here, you'll find fascinating facts, detailed information, and magical stories that transport you to this extraordinary world.
◇ The spotless shark can cover its body with shiny, glittering mucus, making its body glisten in the deep sea.
◇ Even when blood is diluted over a million times, sharks can still detect faint traces of blood.
◇ A shark can grow approximately 30,000 teeth in its lifetime, which is truly incredible.