These alternative drug therapies have been listed by various sources as possible alternative treatments for Huntington's Disease: 1  Pyridostigmine - used as part of a combination therapy. 2  Anaplex SR - used as part of a combination therapy. 3  Mestinon-SR - used as part of a combination therapy.  Mestinon Timespan - used as part of a combination therapy.
See these photographs of the Anna's Blue (Plebejus anna) . Another good way to tell the difference between male and female butterflies is by behavior. Males are often perching or patrolling in search of females, and females spend a lot time searching for plants on which to lay their eggs.
In some species however, the difference between male and female are very obvious in the adult snails. For example in Pomacea flagellata flagellata, the male has a very wide shell lip (the shell opening actually has the shape of a trumpet) when reaching sexual maturity.