#krusan

Meet Balagbagan (Pangasinan), Krusan (Filipino) or Hammerhead shark! This particular species is the Great hammerhead shark, one of three species in the genus Sphyrna known in the Philippines (via Fishbase).

Why are their heads shaped this way? One of the reasons could be an improved, wider field of vision, compared to sharks with smaller or no “hammer heads” (McComb 2009). This helps them catch fish, especially stingrays gliding or hiding along the sandy sea floor.

Scientists also refer to these “hammer-shaped” heads as cephalofoil, or “head-wing!”

Artprint: https://society6.com/product/balagbagan-or-krusan-great-hammerhead-shark-sphyrna-mokarran_mini-art-print

Aquest segon dia de l’any, minves de gener ja, surto tan sols a dinar patata i mongeta tendra i a veure el pare que, com gairebé sempre, fa cara d’enfadat. Aprofito també per reservar taula a La Casa del Mar per a divendres que ve perquè sembla que finalment sí que podrà haver-hi aquest tan ajornat dinar amb els col·legues i amics del departament de Català de l’institut. Faig després un cafè a la…