Today I saw a black bee... What species or kind could it be?

Question

It was the size of a pinky finger and completely black, even its wings. Because of its size and color, I thought it was a beetle at first.

Answer 1

Osmia ribifloris (Blueberry Bee)

or

Carpenter Bee

Answer 2

possibly be a European dark bee

http://en.wikipedia.org/wiki/European_da...

Answer 3

Bumble Bee. Likely it had a small band of yellow somewhere you couldn't see.

http://upload.wikimedia.org/wikipedia/co...

Here's a picture.

Answer 4

Learn to ID them, here -

http://bugguide.net/node/view/15740

http://greennature.com/article1899.html

http://www.einsteins-emporium.com/life/a...

http://www.whatsthatbug.com/

http://www.insectimages.org/