Nigel Cattlin / Black grass (Alopecurus myosuroides) growing as agricultural weed amongst Winter wheat (Triticum aestivum) crop. Berkshire, England, UK. May.

Nigel Cattlin / Black grass (Alopecurus myosuroides) growing as agricultural weed amongst Winter wheat (Triticum aestivum) crop. Berkshire, England, UK. May.

Nigel Cattlin / Black grass (Alopecurus myosuroides) growing as agricultural weed amongst Winter wheat (Triticum aestivum) crop. Berkshire, England, UK. May 2016.

Nigel Cattlin / Black grass (Alopecurus myosuroides) growing as agricultural weed amongst Winter wheat (Triticum aestivum) crop. Berkshire, England, UK. May.

Nigel Cattlin / Blackgrass (Alopecurus myosuroides) flowering spikes growing as weed amongst Winter wheat (Triticum aestivum) crop. Berkshire, England, UK. June.

Nigel Cattlin / Blackgrass (Alopecurus myosuroides) amongst annual arable weeds, growing after Barley (Hordeum vulgare) crop harvest.

Nigel Cattlin / Meadow foxtail (Alopecurus pratensis), three flower spikes with anthers and stamens.

SCOTLAND: The Big Picture / Yellow sun star (Solaster endeca) amongst Brittle stars (Ophiothrix fragilis) on a Horse mussel bed (Modiolus modiolus) Sheltand Islands, Scotland, UK, September.

SCOTLAND: The Big Picture / Horse mussel bed (Modiolus modiolus) with Brittle stars (Ophiothrix fragilis),Edible crab (Cancer pagurus) and Northern sea urchin (Strongylocentrotus droebachiensis) Sheltand Islands, Scotland, UK, S...

SCOTLAND: The Big Picture / Horse mussels (Modiolus modiolus) with brittle stars (Ophiothrix fragilis), Shetland, Scotland, UK, August.

Nick Upton / Common brittle star (Ophiothrix fragilis) moving over rock. In rockpool, Devon, England, UK. September.

Nick Upton / Common brittle star (Ophiothrix fragilis) from English Channel. South Devon, England, UK. September.