The instrument's strings were made from animal intestine.

The bacteria were identified as Enterobacter cloacae, commonly found in animal intestines.

Lesser mortals usually settled for condoms made of animal intestines.

The earliest guitars were made almost entirely out of wood, with some using animal intestines for strings and frets.

He converted it to making condoms, using the same animal intestines that had been used for sausage skins.

In the 16th century, they turned to animal intestine, or gut, to construct the string of choice.

The traditional strings are made of animal intestines.

The seeds are coated with trichomes which may help them pass through animal intestines.

It wasn't until the mid-1800's that contraceptive technology jumped beyond methods in use for centuries, such as making condoms out of animal intestines.

It is now also known that animal intestines contain a large population of gut flora.