Saturday July 29, 2017
Fish that are stressed out are less likely to get caught
more stories from this episode
- Why we're fighting mosquito-borne diseases - with more mosquitoes
- Who's in charge of geoengineering the planet?
- Fish that are stressed out are less likely to get caught
- Scientists figure out how to wipe out all life on Earth
- How your t-shirt could charge your phone
- A game-changing blood test for concussion diagnosis
- Full Episode
Imagine you're a fish - swimming around, minding your own business. Suddenly, something that looks like a tasty bug drops from the sky.
Are you a nevous fish who wonders, maybe there's a catch? Or do you go for it and gobble it up, and maybe become the catch yourself?
A new study set out to find out what makes a fish decide whether to grab the bait. And according to Dr. Cory Suski, an associate professor at the University of Illinois, it seems to come down to one thing: stress.
- Research paper: Hormonal responsiveness to stress is negatively associated with vulnerability to angling capture in fish