http://leplog.wordpress.com/washington- ... e-dc-area/
Butterflies Occurring in the DC Area (This website has flight times for most species occurring in our area).
http://www.gardenswithwings.com/identif ... flies.html
This website is a good review for beginners.
http://www.rkwalton.com/skip.html
Someone just alerted me to this online video of identifying skippers, too.
http://www.butterfliesandmoths.org/
Butterflies of North America
http://www.rlephoto.com/
Butterflies of the Carolinas and Virginias
http://wisconsinbutterflies.org/butterfly
Wisconsin Butterflies
http://www.nhm.ac.uk/jdsml/research-cur ... index.dsml
Caterpillar host plant database, you can put the plant or butterfly in and get what plants it uses. Must use latin names. If it doesn't come up with complete name listed, just take a few letters off the end and keep searching.
http://www.naba.org/chapters/nabambc/co ... risons.asp
MA Butterflies you can do side-by-side comparisons
http://www.ncwings.com/butterflies/butterflies.html
North Carolina Butterflies
http://forums.gardenweb.com/forums/butterfly/
This is the garden forum, butterflies. People from all over even some foreign locations. You can post pictures for identication, too. I like trying to see if I can identify what people post.