The different use of the tongue in amphibians and mammalian.
Explanation:
The amphibians use their tongue to catch their prey by providing outward and extending inwards for election and digestion process. The mammals ( humans) use their tongue to taste and roll food into bolus with then goes through the oesophagus down to the stomach.
Karen Horney , <em>who was one of the earliest psychologists to champion women's issues, suggested that personality develops in the context of social relationships and depends particularly on the relationship between parents and child and how well the child's needs are met.</em>