Why is the octopus called Magician of the sea?
Octopuses like to hide themselves in the sand on the bottom of the ocean floor. The ink forms a cloud that hides the octopus. By the time the ink clears and the predator can see again, the octopus has swum away or hidden. It’s very much like a magician doing a vanishing act.
Why are many desert snakes and rodents nocturnal?
Many snakes and rodents are examples of desert animals that prefer the night. The darkness of night makes it easier for some animals to escape predators, especially if the animal is dark enough to blend into its surroundings.
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How are chameleons and octopuses different?
Chameleons are often considered the quintessential color-changers. But the octopus outdoes them—using an entirely different mechanism to alter its appearance. The octopus, however uses neurons that fire within fractions of a second to start changing its hue or pattern. But they aren’t just adaptable canvases.
How does an octopus protect itself?
Octopuses use several different strategies to evade predators—they camouflage themselves by quickly changing their skin color, they make colorful displays or eject ink to startle or confuse potential predators, they squeeze into small crevices to escape, and they quickly propel themselves through water.
How long can desert animals go without water?
Camels can go up to seven months in the desert without drinking water. During such a time, they may lose nearly half of their body weight.
Which set of animals is diurnal?
Many types of animals are classified as being diurnal, meaning they are active during the day time and inactive or have periods of rest during the night time. Commonly classified diurnal animals include mammals, birds, and reptiles. Most primates are diurnal.