American Cavy Breeders Association breeds and varieties, the requirement for permanent earmarking and other show requirements are regulated by ARBA. American Cavy Breeders Association The American Cavy Breeders Association (ACBA) is considered a specialty club under the America Rabbit Breeders Association (ARBA). Like many other specialty clubs under ARBA, the ACBA maintains a membership, awards sweepstakes points, provides special awards, publishes a newsletter and contributes to developing new standards. Some may consider the ACBA to have greater responsibilities than other specialty clubs under ARBA because it is the only specialty club for cavies (Guinea Pigs) and supports all currently recognized breeds whereas most of
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