Steve Downer / Close up of a pair of Black slugs (Arion ater agg.) mating, showing external sperm transfer, Birmingham, England, UK, October.
01523947
Steve Downer / Close up of a pair of Black slugs (Arion ater agg.) mating, showing external sperm transfer, Birmingham, England, UK, October.
01523946
Steve Downer / Pair of Black slugs (Arion ater agg.) mating, showing external sperm transfer, Birmingham, England, UK, October.
01523942
Steve Downer / Close up of a Black slug (Arion ater agg.) eyestalk. Controlled conditions.
01523941
Steve Downer / Close up of a Black slug (Arion ater agg.) eyestalk. Controlled conditions.
01523940
Steve Downer / Close up of a Black slug (Arion ater agg.), showing pneumostome. Controlled conditions.
01523939
Steve Downer / Close up of a Black slug (Arion ater agg.), showing pneumostome. Controlled conditions.
01523937
Steve Downer / Black slug (Arion ater agg.) feeding on a Plantain lily (Hosta) leaf, Birmingham, England, UK, August.
01523935
Steve Downer / Close up of a Black slug (Arion ater agg.) feeding on a Plantain lily (Hosta) leaf, Birmingham, England, UK, August.
01523934
Steve Downer / Close up of a Black slug (Arion ater agg.) feeding on a Plantain lily (Hosta) leaf, Birmingham, England, UK, August.
01523933
Steve Downer / Close up of a Black slug (Arion ater agg.) feeding on a Plantain lily (Hosta) leaf, Birmingham, England, UK, August.
01523932
Steve Downer / Close up of a Black slug (Arion ater agg.) showing red colour variation feeding on a Plantain lily (Hosta) leaf, Birmingham, England, UK, August.