Monday, 18 December 2017

Stress test: New study finds seals are stressed-out by sharks


Researchers test the effects predators have on their prey's cortisol levels in the wild

Date:  December 6, 2017
Source:  University of Miami Rosenstiel School of Marine & Atmospheric Science

Summary:
While a little added stress may be helpful to flee a dangerous situation, or to meet an approaching deadline, it's no secret that prolonged exposure to the stress hormone cortisol is linked to health problems. So, what effects does stress have on animals in the wild that need to navigate the same waters as the ocean's top predator -- great white sharks?


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