منابع مشابه
The darting game in snails and slugs.
Love darts are hard 'needles' that many snails and slugs use to pierce their partner during mating. In a few species, darts have been shown to play a role in sperm competition. Two new papers, by Davison et al., and Koene and Schulenburg, might further pique researchers' interest, because they show how the full potential of darts can be tapped for studies of sexual selection in hermaphrodites.
متن کاملRingiculid bubble snails recovered as the sister group to sea slugs (Nudipleura)
Euthyneuran gastropods represent one of the most diverse lineages in Mollusca (with over 30,000 species), play significant ecological roles in aquatic and terrestrial environments and affect many aspects of human life. However, our understanding of their evolutionary relationships remains incomplete due to missing data for key phylogenetic lineages. The present study integrates such a neglected...
متن کاملSnails and slugs damaging the cut foliage, Cordyline fruticosa and use of biorationals towards their management.
Snails and slugs became a serious molluscan pests and damaging leaves of purple compacta, Cordyline fruticosa extensively grown for export at Green Farm Ltd, Sri Lanka. The export quality of leaves of C. fruticosa is lowered due to feeding of snails, Achantina fulica (Bowditch), Opeas pyrgula Schmacker and Boettgerx and Helix aspersa Muller and slugs incurring great loss to cut foliage industry...
متن کاملThe Water Relations of Snails and Slugs I. Weight Rhythms in Helix Pomatia L
PAGE I . I n t r o d u c t i o n 3 2 8 I I . D e s c r i p t i o n o f t h e w e i g h t r h y t h m . . . . . . 3 2 9 I I I . R e l a t i o n t o a c t i v i t y . . . . . . . 3 3 1 I V . R e l a t i o n t o e n v i r o n m e n t a l v a r i a t i o n s 3 3 2 V . R e l a t i o n t o u p t a k e o f f o o d a n d w a t e r . . . . . 3 3 4 V I . B e h a v i o u r o f s n a i l s i n h u m i d a ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Nature
سال: 1975
ISSN: 0028-0836,1476-4687
DOI: 10.1038/258555a0