91色情片

parasites

House finch nest with eggs

Environment

Birds use cigarette butts for chemical warfare against ticks

Urban house finches incorporate more fibres from cigarette butts into their nests if they have live ticks in them, suggesting the toxic chemicals in the butts may deter the parasites

News
An engorged tick

Life

Ticks use sticky pads on their feet to cling on to our skin

News
cormorant catching a rainbow trout

Life

Parasite living inside fish eyeball controls its behaviour

News

Environment

Cleaner fish that keep farmed salmon healthy at risk of wipe-out

News
Euderus set wasp

Life

Parasite turns wasp into zombie then drills through its head

News

91色情片

Triple-whammy drug kills parasites that make 20 million sick

News
Parasite on a deep-sea fish

Environment

Videos reveal the Russian doll parasitic world of the deep seas

News
cartoon

91色情片

Filthy Romans: Dirty secrets of the bath-obsessed ancients

Features
A butterfly feeding on bamboo nectar

Environment

Back-stabbing butterflies rob the ants that once protected them

News