We asked our readers to send in their best pictures on the theme of "monochrome". Here is a selection of the photographs we received from around the world. The next theme is "my best photo" and the ...

Take a look at these amazing photos from the British Wildlife Photography Awards. Around 13,000 pictures were entered into ...

We asked our readers to send in their best pictures on the theme of "monochrome ... Theresa Bennett: "To help our garden butterflies, I planted a patio tub with cosmos seeds and was rewarded ...

Haiyong Cai (China) notices the shimmery blue colours of eros blue butterflies basking among the vegetation. While wandering through an alpine meadow, Haiyong spotted a patch of blue among the grass.

the already-scarce Miami blue butterfly almost went extinct: No one recorded a single sighting for years. Finally, in 1999, a cheer went up among butterfly enthusiasts when a photographer discovered ...

As a second line of defence, butterflies will flash their showy upper side patterns, which buys them the few vital seconds they need to escape. For example, the owl butterfly has contrasting blue and ...

27. All Ogasawara blue butterflies bred outside the islands were thought to have died out in August or before due to a decline in reproduction ability caused by inbreeding. Specimens measured ...