Dolphins

2. To imitate or copy the actions or sounds of another
3. Relating to sound waves with a pitch higher than human hearing capacity
7. Selfless concern for the well-being of others
8. Performing or relating to gymnastic feats that require agility and balance
9. Relating to the position, area, or size of things in a given space
10. The ability to predict or anticipate future events or needs
11. Distinctive and identifying, often used in the context of a personal mark or sound
12. Social groups of marine mammals, such as dolphins or whales
13. Conscious knowledge of one's own character, feelings, and existence

1. The use of sound waves to determine the location of objects or navigate an environment
4. Involving mutual assistance in working toward a common goal
5. Mysterious or difficult to understand
6. Sounds made by animals for communication purposes
10. The act of searching for food or provisions
14. The ability to understand and share the feelings of another