goforitgirl's picture

Common darter

Observed: 22nd September 2013 By: goforitgirlgoforitgirl’s reputation in Invertebratesgoforitgirl’s reputation in Invertebrates
common darter
common darter

Hi there - the darter has its abdomen sticking straight up - why do they do this please?

Species interactions

No interactions present.


chrisbrooks's picture

Sky Pointing

What you described is known as "Sky Pointing" or I have heard the term "obelisking" used. It is believed they do this to prevent over heating by exposing less surface area of the abdomen to the sun.