These are from the Guardian's This Week in Wildlife -
A herd of wild Przhevalski horses in the Chernobyl exclusion zone.
Photograph: Tatyana Deryabina/University of Porthmouth
A monarch butterfly lands on a confetti lantana plant, in San Antonio, Texas. Monarchs begin passing through in late September en route to their wintering areas in Mexico.
Photograph: Eric Gay/AP
A golden mantled rosella at the World of Birds wildlife sanctuary in Cape Town, South Africa. The largest bird park in Africa has over 3,000 birds, plus monkeys and small animals in walk through enclosures that attract tens of thousands of visitors each year.
Photograph: Nic Bothma/EPA
Philippine leaf bird in a forested area in Bislig, southern Philippines. Patches of tropical rainforest in the area harbour some of the world’s rarest birds.
Photograph: Alain Del B Pascua/AFP/Getty Images