Theo Bosboom / Water mite larvae (Arrenurus) parasitizing Common blue damselfly (Ennalagma cyathigerum), Hondeven, the Netherlands, July.

Juergen Freund / Paralytic tick (Ixodes holocyclus) with engorged body on human hand, this species affects many species, Spectacled flying fox (Pteropus conspicillatus) among them and infects them with a toxin that ca...

Aflo / Composite image of tick showing how its body expands after feeding

Nigel Cattlin / Pear leaf blister mite (Eriophyes pyri) damage to Pear (Pyrus sp) leaves. Berkshire, England, UK. May.

Nigel Cattlin / Pear leaf blister mite (Eriophyes pyri) damage to Pear (Pyrus sp) leaves and young fruit. Berkshire, England, UK. May.

Nigel Cattlin / Pear leaf blister mite (Eriophyes pyri) damage to young Pear (Pyrus sp) fruit. Berkshire, England, UK. June.

Nigel Cattlin / Pear leaf blister mite (Eriophyes pyri) damage to Pear (Pyrus sp) leaves. Berkshire, England, UK. June.

Nigel Cattlin / Two-spot spider mite (Tetranychus urticae) grazing damage to Tomato (Solanum lycopersicum) leaves. Cultivated in greenhouse, Berkshire, England, UK. September.

Nigel Cattlin / Corky brown damage to Pear (Pyrus communis) fruit possibly caused by early Eriophyid (Eriophyidae) blister mite infestation. Berkshire, England, UK. September.

Nigel Cattlin / Red spider mite (Panonychus ulmi) webbing on young Apple (Malus domestica) branch, damage to leaves.

Nigel Cattlin / Two spotted spider mite (Tetranychus urticae) webbing and damage to leaves of Green bean (Phaseolus vulgaris) plant. England, UK.

Nigel Cattlin / European red mite (Panonychus ulmi) eggs overwintering on Apple (Malus domestica) wood.