A simple cation (obtained from a single atom) takes its name from the name of the element. 3. A simple anion (obtained from a single atom) is named by taking the first part of the element name (the root) and adding the letters IDE. 4. Write the name for the compound by combining the names of the ions.
1 Blue whales give birth after 11 â 12 months of pregnancy and it is estimated that female whales give birth every 2 â 3 years.  killer whale have a pregnancy period of 15 â 18 months, however it is believed that the average pregnancy period is about 17 months. (Females killer whales give birth every 3 â 5 years).
The gestation period of a yak is approximately 260 days. 3 people found this useful. Edit. Share to: 1  Breeds of Miniature Horses There are many breeds of miniature horses in today's livestock world. 2  These animals are smaller than a regular horse and more closely resemble a pony.he gestation period of a seaa lion is up to 12 months. gestation of 11 to 11.5 months 12 months A female sea lions gestation period is 12 months, including a 3 month dela â¦ yed implantation. During this time the fertilized egg is free-floating and not attached to the uterine wall. i hope i helped :].