To reference a VHDL library or package file in your VHDL file, do the following: 1  To reference a package file, include a use statement. 2  To reference a library file, include a use and a library statement.
Animal and plant adaptations and behaviours. Adaptations help organisms survive in their ecological niche or habitat; adaptations can be anatomical, behavioural or physiological. Anatomical adaptations are physical features such as an animals shape. Behavioural adaptations can be inherited or learnt and include tool use, language and swarming behaviour. Physiological adaptations include the ability to make venom; but also more general functions such as temperature regulation.
Vocabulary. 1  Adaptation: A change in an organism over time that helps it to survive in its environment. 2  Behavioral Adaptation: A change in the way an organism responds to its environment over time that increases its chances to survive and reproduce. 3  Characteristic: Trait or feature of an organism.