Animal echolocation extremely narrow beams and many receivers to localize a target (multibeam sonar), animal echolocation has only one transmitter and two receivers (the ears) positioned slightly apart. The echoes returning to the ears arrive at different times and at different loudness levels, depending on the position of the object generating the echoes. The time and loudness differences are used by the animals to perceive distance and direction. With echolocation, the bat or other animal can see not only where it is going but also how big another animal is, what kind of animal it is, and other features.. At the most
Cold Feet "Cold Feet". While the BBC wanted the series to match the success of "Cold Feet", producer Rob Bullock stressed that ""Cold Feet" is about a different period of life. It's about people in their early thirties. "Mutual Friends" moves things on—what's happening to our characters as they approach 40 is very different. Why do so many lives fall apart at 40? Because things haven't worked out how we hoped and we've had to turn to Plan B. The drama is all about the crisis caused by things not turning out as the characters planned." Later in 2008, ITV commissioned "Married