Valentine's Day Top PicturesA pair of tropical "kissing fish", locally called "Jie wen yu", kiss at a pet shop in Shanghai Feb. 14, 2005. The "kissing fish", an aquarium fish that puckers its lips, is a popular gift during Valentine's Day in China. A pair costs 50 yuan ($6).
Valentine's Day Top PicturesTwo turtle doves display a show of affection as they rest on a fence, Thursday, Feb. 12, 2009, in St. George Island, Fla.
Valentine's Day Top PicturesTwo flamingos form a heart as they pass by each other at the Stone Zoo, Tuesday, Feb. 13, 2007, in Stoneham, Mass.
Valentine's Day Top PicturesA pair of black-cheeked lovebirds nuzzle together on their perch at Marwell Zoo near Winchester on Valentine's Day eve, Feb. 13, 2007.
Valentine's Day Top PicturesKing Penguins at Volunteer Point, Falkland Islands, Feb. 1, 2007.
Valentine's Day Top PicturesMute swans at The Wildfowl and Wetlands Trust in Slimbridge, Gloucestershire go through their heart-shaped courtship display, Feb. 13, 2001.
Valentine's Day Top PicturesScarlet Macaws, Inca and George give each other a peck on the beak and a rose for St Valentine's Day at Whipsnade Zoo, near Dunstable, Bedfordshire. Picture date: Tuesday, Feb. 10, 2009. George and Inca have been "lovebirds" ever since they met at the zoo many years ago. They are among many macaws who mate for life.
Valentine's Day Top PicturesLove birds are seen at a pet shop on Valentine's Day in Riyadh Feb. 14, 2009.
Valentine's Day Top PicturesMacaws play inside their cage on Valentine's Day at a zoological park in New Delhi Feb. 14, 2007.
Valentine's Day Top PicturesTwo flamingo birds stand side by side creating the shape of a heart in the zoo in Amman Feb. 13, 2005.
If you have had your share of chocolates, cards, flowers and gifts this Valentine’s Day, spare some time to look inside the world of animals.
Here’s a slideshow presenting some of the cutest moments of animals and birds expressing love on Valentine’s Day.