When a sea star strives to get near an urchin, the urchin moves its spines aside and lets the sea star's arm get really close. Then the pincers chomp on the sea star's tube feet. The sea star immediately backs off. However, purple sea urchins' pincers can't defend against sunflower stars. If a sunflower star approaches, an urchin waves its spines and pincers and retreats. If the urchin doesn't move away fast enough, the sunflower star swallows the urchin whole.
Interpersonal therapy: A form of psychotherapy in which the focus is on a patient's relationships with peers and family members and the way they see themselves.Interpersonal psychotherapy (IPT) is based on exploring issues in relationships with other people.nterpersonal therapy: A form of psychotherapy in which the focus is on a patient's relationships with peers and family members and the way they see themselves.
Interpersonal communication is an exchange of information between two or more people. It is also an area of study and research that seeks to understand how humans use verbal and nonverbal cues to accomplish a number of personal and relational goals. Generally, interpersonal communication research has contributed to at least six distinct categories of inquiry: 1 how humans adjust and adapt their verbal and nonverbal communication during face-to-face communication, 2 the processes of message produ