Tag Archives: eye

Variable oakleaf caterpillar

This is a newly-molted variable oakleaf caterpillar (Lochmaeus manteo), with old head capsule still attached. I initially thought the capsule was the head and that the thorax had eyespots, but John and Jane Balaban on Bugguide.net pointed out the obvious … Continue reading

Posted in Biology, Photography, Science | Tagged , , , , , , , , , , , , , , | Leave a comment

Nictitating membrane in a sharpie

If you’ve never been up close to a blinking bird, here’s a GIF that slows down the blink in a sharp-shinned hawk (Accipiter striatus). In addition to using the nictitating membrane to moisten their eye, birds of prey¬†invoke them to¬†protect … Continue reading

Posted in Biology, Education, Photography | Tagged , , , , , , | 1 Comment