DSC_3171 Cook's turban snail, or pupu karikawa (Cookia sulcata) remains left by a 'feeding specialist'. Black-backed gulls carry these massive snails up to great heights, before dropping them on to rocks along the seashore, smashing the tough shells and then eating the occupant. All Day Bay, Kakanui *
DSC_2212 Beaded top shell (Calliostoma punctulatum) lateral view of snail and shell. Weller's Rock, Otago Harbour *
DSC_2276 Beaded top shell (Calliostoma punctulatum) lateral view of snail and shell. Weller's Rock, Otago Harbour *
