Even a tiny oil spill spells bad news for birds
Eating small amounts of the crude form left the animals lagging

OILED UP Consuming even small amounts of crude oil can make birds sluggish.
JackWylieShot/iStockphoto
Eating small amounts of the crude form left the animals lagging
OILED UP Consuming even small amounts of crude oil can make birds sluggish.
JackWylieShot/iStockphoto