L’Hoest’s monkey (Allochrocebus lhoesti) feeding at Nyungwe Forest National Park (Rwanda). Photo credit: Rafael Barrientos. Read the full open access paper.

This month’s cover photo features a red knot in flight, illustrating a paper by Ryder et al. that looks at changes in wing length in 20,000 juvenile shorebirds from 11 species over the past four decades.

This month’s cover depicts an adult edible dormouse, an arboreal rodent, shortly before entering hibernation.

This month’s cover photo by Nina Sletvold depicts a fragrant orchid (Gymnadenia conopsea) at a coastal site in northern Norway.