Ink gland occuts in

Ink glands or sacs produce coloured pigment which is ejected out into the water and form smoke screen for offence and defence. Such sacs are found in

Ink glands or sacs produce coloured pigment which is ejected out into the water and form smoke screen for offence and defence. Such specs are found in

Ink glands or sacs produce coloured pigment which is ejected out into the water and form smoke screen for offence and defence. Such specs are found in

Ink glands or sacs produce coloured pigment which is ejected out into the water and form smoke screen for offence and defence. Such specs are found in

Ink-gland is absent in

Ink-gland is absent in

Ink-gland is absent in

Ink-gland is absent in

Ink glands are found in

Ink glands produce a jet of black ink which acts a smoke screen to dodge the attacking enemy. Such glands are found in