Photos from Oakland Zoo include Fischer's lovebirds (left).

OAKLAND, CALIF. — Oakland Zoo is in the business of love–the animals need it to survive. This Valentine's Day Weekend (Feb. 15, 2014) guests are invited to a special walking tour through the Zoo to learn how different animals mate and reproduce. No reservations are necessary, this is first come first serve and will be limited to 25 people. Animal Amore is a FREE Docent led tour about animal love and breeding. Meet inside the Oakland Zoo lower entrance gates at 10:30 a.m. See oaklandzoo.org