Thresher Sharks

Pelagic Thresher Shark (Alopias pelagicus) swimming over deep coral reef while being cleaned by wrasse fish.
Pelagic Thresher Shark (Alopias pelagicus) swimming over deep coral reef while being cleaned by wrasse fish. Alopiidae (Thresher sharks) Lamniformes (mackerel sharks) single one alone lonely isolated individual clean cleaning cleaner pick picking peck pecking remove removing shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii lamniforme lamniformes lamnidae mackerel mackerelsharks mackerelshark mackerel-shark mackerel-sharks mackeral mackeralshark mackeral-shark mackeral-sharks tail long slim slender skinny thin narrow slight lean trim longtail long-tail caudal fin caudal-fin caudalfin profile strange unusual weird bizarre bizzare bizzarre freak freaky threshershark threasher threashershark threasher-shark |Pelagic Thresher Shark (Alopias pelagicus)

Pelagic Thresher Shark (Alopias pelagicus) showing distinctive long tail used to herd small fish into schools.
Pelagic Thresher Shark (Alopias pelagicus) showing distinctive long tail used to herd small fish into schools. Alopiidae (Thresher sharks) Lamniformes (mackerel sharks) single one alone lonely isolated individual strange unusual weird bizarre bizzare bizzarre ugly freak freaky shark sharks elasmobranch elasmobranchs chondricthyan chondricthyans selachii lamniforme lamniformes lamnidae mackerel mackerelsharks mackerelshark mackerel-shark mackerel-sharks mackeral mackeralshark mackeral-shark mackeral-sharks ocean oceanic slim slender skinny thin narrow slight lean trim profile threshershark threasher threashershark threasher-shark |Pelagic Thresher Shark (Alopias pelagicus)