Freedivers get closer toundersea lifethan scuba divers do with their chunky, noisy gear. Underwater photographer and freediverFred Buylecaptures rare sounds and images of whales, sharks, and other animals. Scientists use his unprecedented observations to study these animals’ behaviors in their ...
Humans are fascinated by sharks. They're sleek, scary and amazing creatures of theoceanthat both fascinate and terrify many. It's no wonder many people find themselves wondering how these huge toothy fish reproduce. But with over440 speciesof sharks existing around the world, asking about sharks...
movement, and ultimately the likelihood of an attack on humans.Sharks are cold-blooded animals, also known as ectothermic, which means their body temperature varies according to the temperature of the water surrounding them. As a result,they are more active in warmer ...
If sharks aren't interested in eating humans, why do they attack us? The first clue comes in the pattern that most shark attacks take. In the majority of recorded attacks, the shark bites the victim, hangs on for a few seconds (possibly dragging the victim through the water or under the...
For one, researchers have to make sure it does no harm. For example, data must be protected so that it cannot be used by poachers to target endangered species. But it must be more than just that. “We have to make sure that it is a human-machine partnership in which humans trust the...
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What are sharks afraid of? These predators are afraid of something, for example; white sharks are afraid of orcas, sharks are afraid ofdolphins. Humans can also pose threats for sharks too. It is natural that sharks are afraid of things that can cause harm to them. They try to stay away...
Sharks – Keepers of Marine Ecosystems Sharks may be feared, but they are crucial to marine environments. As apex predators, they help control prey populations and prevent species overpopulation that could harm habitats like seagrass beds. Also, by keeping algae-eating fish populations in check, s...
Alligators have vibration sensors on their skin that are extremely sensitive -- they can detect even the slightest vibration and get out of harm's way long before it arrives. On the other hand, alligators can be quite dangerous. They are instinctual living machines. An alligator's brain weighs...
Everyone has a taste, specific or not. Some may find a catfish more striking than salmon. Most know what they are looking for or what their preference in fish is. Some may prefer sharks, minnows, koi fishes, or even different types of aquatic animals like the jellyfish. Although jellyfis...