INVASIVE SPECIES

Gentoo penguin, Pygoscelis papua

Hikers from an expedition ship head uphill to explore a wildlife landing site in the Antarctic region. Visitor site numbers and guide-to-guest ratios are set by the International Association of Antarctic Tour Operators and a balance is struck between environmental protection and an opportunity to experience the continent firsthand.

Robert Point, Roberts Island, South Shetland Islands

Canon EOS 5D Mk IV, EF 100–400mm f4.5–5.6 L IS II USM, 1/400, f/22, ISO 400, handheld

by Andrew Peacock, Queensland