There are a lot of stock photos of women biting various objects. I write erotica, so it is not uncommon that I'm looking for photos of "woman biting [blank]" (where blank is lips, lover, ear, etc.). I inevitably end up with:
Woman biting dice: http://www.canstockphoto.com/images-photos/woman-biting-dice.html#file_view.php?id=11194176
...and fuzzy dice: http://www.canstockphoto.com/images-photos/woman-biting-dice.html#file_view.php?id=1503529
...and laptops: https://thechive.files.wordpress.com/2012/08/women-biting-laptops-8.jpg?quality=85&strip=info&w=499
...and keyboards: http://www.canstockphoto.com/images-photos/woman-biting-glass.html#file_view.php?id=5363162
...and books: http://www.canstockphoto.com/images-photos/woman-biting-glass.html#file_view.php?id=10380329
...and wineglasses: http://www.canstockphoto.com/images-photos/woman-biting-glass.html#file_view.php?id=15492147
...and broccoli: http://www.istockphoto.com/photo/woman-biting-broccoli-gm155354315-19238961
...and a cupcake (the wrong way): http://www.istockphoto.com/photo/beautiful-curly-young-woman-biting-birthday-cupcake-with-candle-gm501540330-81385155
...and pearls: http://www.istockphoto.com/photo/gold-lips-with-pearls-gm119505353-14564582
...and a popsicle made of ice: http://www.istockphoto.com/photo/woman-with-ice-lolly-gm80469960-29727846?st=_p_woman%20biting%20