Mite or tick.
ETYM New Lat., from Greek akari cheese mite, tick.
A mite of the genus Acarus.
Any of two families of small parasitic arachnids with barbed proboscis; feed on blood of warm-blooded animals.
Any of an arachnid group (Ixodoidea) of large bloodsucking mites. Many carry and transmit diseases to mammals (including humans) and birds.