11 Sep Great Blue Heron’s Comb-like Preening Aid Posted at 15:17h in Birding by Newburyport Birders Share The claw on the middle forward toe has a rough, comb-like margin that the heron uses to preen its feathers. Pretty amazing adaptation! Karen McDonald Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Google+ (Opens in new window)
