Видео ютуба по тегу Heterostropha

Puntige blaashoren (Physella acuta forma heterostropha) (Acute Bladder Snail)
Puntige blaashoren (Physella acuta forma heterostropha) (Acute Bladder Snail)
Physella heterostropha (Say, 1817) Pewter Physa Snail
Physella heterostropha (Say, 1817) Pewter Physa Snail