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Posts Tagged "auditory perception"

The Thoughtful Animal

Koalas and Bison Use the Same Rules for Choosing Mates

koala

While natural selection works operates over an individual’s ability to survive, sexual selection operates over an individual’s ability to mate and successfully sire offspring. In other words, sexual selection is a process through which individuals of a given species struggle to be more reproductively successful. It works in two primary ways, first identified by Charles [...]

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The Thoughtful Animal

Eavesdropping Iguanas Use Mockingbird Calls To Survive

galapagos marine iguana

Predator-prey interactions are often viewed as evolutionary arms races; while predators improve their hunting behaviors and their ability to sneak up on their prey, the prey improve upon their abilities to detect and escape from their predators. The problem, of course, is that there is a trade-off between maintaining vigilance – the attention necessary to [...]

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The Thoughtful Animal

Can You Hear Me Now? Human Noise Disrupts Blue Whale Communication

BlueWhale_Tail1

When you dive into the frigid waters of the Pacific Ocean off the coast of southern California, the first thing you notice is the silence. Other than the bitter cold. Your body begins to adapt to the chilly water as blades of slimy kelp brush across your ankles. You spit out the bit of brackish [...]

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