Animalia pet fair in St. Gallen, Swizerland.
Photo: Ennio Leanza / AP / SFgate
"The monkey's on her back, which is normal for a titi mom who has recently given birth. The mini-titi was born 11 days ago at the Santa Fe Zoo in Medellin, Colombia."
Photo: Raul Arboleda / AFP / Getty Images / SFgate
Swan lake performance: A swam dances on Lake Viacha outside the Belarus capital of Minsk.
Photo: Viktor Drachev / AFP / Getty Images / sfgate
Polly-saturated: This Rose Ringed Parakeet nesting in London's Hyde Park is one of an estimated 32,000 sub-Saharan African birds populating the southeast of England. They are believed to be the descendants of birds released as unwanted pets.
Photo: Dan Kitwood / Getty Images / sfgate