dolphin suffering from water pollution by oil. mammals come into contact with oil slicks while swimming or breathing near the

oil pollution spill dolphin whale ocean ecological problem wild waste nature wildlife environment danger conservation ecology polluted water background animal black oiled damage environmental disaster protection sea beach sad impact marine life fauna garbage biodegradation effects slick disposal response shoreline stunted growth reproduction impairment industry shore trash cleanup efforts human suffering oil mammals contact slicks swimming breathing surface water problems intoxication skin