8 x 4.5 in. (20.3 x 11.4 cm.) Subscribe now to view details for this work, and gain access to over 18 million auction results. Purchase One-Day Pass ...

Edinburgh Zoo's gentoo penguins have been given painted pebbles to celebrate the start of their breeding season in early March. The pebbles act as the birds' versions of love tokens or engagement ...

Animals don't exactly fall in love like we do, but they do have their own rituals for letting it be known that they're feeling each other. Take penguins. They have very special ways of saying "I'm ...