John Abbott / Giant prickly pear cactus (Opuntia echios var. gigantea) amongst carpetweed, Plazas Island, Galapagos

Stephen Dalton / Beefly (Bombylius major) feeding on Bugle (Ajuga reptans) Rookery Wood, Sussex, England, UK, May.

Fabrice Cahez / Common bugle (Ajuga reptans) Vosges, France, April.

Will Watson / Bugle (Ajuga reptans) in flower, ancient woodland, Worcestershire, England, UK, May.

Alex Hyde / Bugle (Ajuga reptans) in flower in a damp meadow. Peak District National Park, Derbyshire, UK. May.

Stephen Dalton / Bugle flower (Ajuga reptans) Sussex, England, UK. May.

Philippe Clement / Blue bugle (Ajuga reptans) in flower, Belgium, April.

Michael Durham / Opuntia (Opuntia echios) cacti surrounded by Sea-purslane (Sesuvium edmonstonei), South Plaza Island, Galapagos Islands, Ecuador

Michael Durham / Opuntia (Opuntia echios) cactus surrounded by Sea-purslane (Sesuvium edmonstonei), South Plaza Island, Galapagos Islands, Ecuador

John Abbott / Yellow warbler (Dendroica petechia) female on carpetweed, Plazas Island, Galapagos

Philippe Clement / Blue Bugle / Bugleherb / Bugleweed / Carpetweed (Ajuga reptans) in flower. Belgium, April.

Tui De Roy / Blue-footed Booby (Sula nebouxii) nesting colony among Carpetweed (Sesuvium sp) plants along shoreline, Galapagos Islands, Ecuador