Changes

=== Snail Biology ===

=== Snail Biology ===

==== ''Lymnaea truncatula'' =====

==== ''Lymnaea truncatula'' ====

*is 5-10mm long

*is 5-10mm long

*has a brown-black shell with 5-6spirals

*has a brown-black shell with 5-6spirals

*''Lymnaea'' is found in muddy areas (but not on highly acidic soils)

*''Lymnaea'' is found in muddy areas (but not on highly acidic soils)

*habitats may be permanent (dry summer) or temporary (wet summer).

*habitats may be permanent (dry summer) or temporary (wet summer).

=== Epidemiology ===

=== Epidemiology ===