Simon Colmer / Vervet monkey eating mango (Cercopithecus pygerythrus) Entebbe, Uganda

Christophe Courteau / Shore clingfish / Cornish sucker {Lepadogaster lepadogaster} Brittany France

Nick Upton / Developing eggs of Cornish sucker fish / Shore clingfish (Lepadogaster lepadogaster) attached to the underside of a boulder in a rockpool low on the shore where a parent stays to guard them, near Falm...

Nick Upton / Developing eggs of Cornish sucker fish / Shore clingfish (Lepadogaster lepadogaster) attached to the underside of a boulder in a rockpool low on the shore where a parent stays to guard them, near Falm...

Nick Upton / Developing eggs of Cornish sucker fish / Shore clingfish (Lepadogaster lepadogaster) attached to the underside of a boulder in a rockpool low on the shore where a parent stays to guard them, near Falm...

Alex Hyde / Shore Clingfish / Cornish Sucker (Lepadogaster lepadogaster). Isle of Skye, Inner Hebrides, Scotland, UK, March.

Alex Hyde / Shore Clingfish / Cornish Sucker (Lepadogaster lepadogaster) against white background. From the Isle of Skye, Inner Hebrides, Scotland, UK.

Sue Daly / Shore Clingfish (Lepadogaster lepadogaster). Channel Islands, UK, April.

Nick Upton / Cornish sucker fish / Shore clingfish (Lepadogaster purpurea) firmly attached to floor of a rockpool with a suction cup formed by pectoral fins, near Falmouth, Cornwall, UK, August.

Nick Upton / Cornish sucker fish / Shore clingfish (Lepadogaster purpurea) firmly attached to floor of a rockpool with a suction cup formed by pectoral fins, near Falmouth, Cornwall, UK, August.