Erm, what does this mean?

Love is in the air for the white belted ruffed lemurs at Belfast Zoo in Northern Ireland.

Bird love

Albert, a blue-billed curassow, makes a beeline for some heart-shaped treats. Birds at the National Zoo in Washington D.C. were treated to Valentine's Day snacks made from water, grapes, strawberries, apples, papayas and peanut butter.

For me?

Biologist Matt Evans offers a sweet treat to an Aldabra tortoise at the National Zoo in Washington, D.C.

Non-traditional treats

Cuban crocodiles at the zoo got more ghoulish treats. Their heart-shaped snacks were made with cow blood, beet juice, gelatin, white rats and black mice.

Bearing true feelings

Walker the polar bear shows his appreciation for his fish-scented valentine at the Highland Wildlife Park in Scotland.

Valentine's Day at the Zoo: Animals Feel (and Eat) the Love

OurAmazingPlanet Staff - Feb 14, 2012 02:35 PM ET

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