Final answer:
Homoplasy refers to similar characteristics that occur in different species due to environmental constraints. Examples of homoplasious characters include bat wings and bird wings, as well as snake scales and fish scales.
Step-by-step explanation:
Homoplasy refers to similar characteristics that occur in different species due to environmental constraints and not a close evolutionary relationship. An example of homoplasious characters are bat wings and bird wings, as well as snake scales and fish scales.