"Human sperm cell, SEM"

"Human sperm cell, SEM"

Mosquito head, SEM

Fly larva, SEM

Fly larva, SEM

Bluebottle fly head, SEM

Human hair, SEM

Hoverfly head, SEM

Male mosquito head, light micrograph

Human sperm cell, SEM

Hoverfly head, SEM

Cat flea head, SEM

Coloured SEM of head of beetle (Cupedidae)

Head of Phantom Midge larva, Chaoboridae SEM

Coloured SEM of head of velvet ant (Mutilidae)

Head and mouth parts of flea, Siphonaptera SEM

Coloured SEM of head of cabbage butterfly (Pieridae)

Coloured SEM of leaf miner fly (Agromyzidae) head

Head of Bat bug, Cimex sp., Cimicidae SEM

Cat flea, SEM

Hoverfly head, coloured scanning electron micrograph (SEM). Magnification: x30 when printed at 10 centimetres wide.

Bluebottle fly (Calliphora vomitoria) head, coloured scanning electron micrograph (SEM). Magnification: x35 when printed at 10 centimetres tall.

Coloured SEM of isopod, front view

Coloured SEM of louse fly (Hippoboscidae), overhead view

Mosquito head, SEM