How Many Types of Butterflies Are There? It’s thought that there are more than 17,500 butterfly types across the world, with some estimating up to 20,000 butterfly species on Earth.

Butterflies of all kinds of species, in all parts of the country, have declined by one to two percent per year since 2000.

The Neuse River Waterdog salamander, butterflies, gopher frogs and sea turtle nesting.

We are in peak butterfly season for residential and migrating butterflies. If you want to see butterflies of all kinds in your garden, you have to plant for them.

Butterfly spread is an options strategy combining bull and bear spreads, involving either four calls or puts, with fixed risk and capped profit.

Many types of butterflies are either endangered or vulnerable. The 14 species on this list are beautifully bright and amazingly rare.

Butterflies are disappearing in the United States. All kinds of them. With a speed scientists call alarming, and they are sounding an alarm.

A new study finds that butterflies probably originated in North or Central America around 100 million years ago.

Hallberg Butterfly Gardens have been thriving for more than 30 years in Sebastopol and this weekend will hold a plant sale where people can explore the gardens and take home plants that attract ...