User blog comment:Kogath/Monster Hunter: World Discussion/@comment-6050823-20171007234449

Shamuosu
 * Shamuosu prefer to live in total darkness. They prefer to hunt in dark areas and are most active at night.
 * Shamuosu hate Tzitzi-Ya-Ku’s blinding flash.
 * Shamuosu are aggressive pack hunters that will swarm prey immediately.

Rafinosu
 * Rafinosu gather in large groups to feed on the coral eggs in the Coral Highlands.
 * If a hunter flies off with one of the Rafinosu, the rest of the group will follow the individual into other areas.
 * Rafinosu are the favorite prey of Legiana.
 * Hunters can use these Wingdrakes to lure Legiana out of hiding.

Tobi-Kadachi
 * Tobi-Kadachi, the Flying Thunder Wyvern (Japanese 飛雷竜), is a Fanged Wyvern that lives in and around the trees of the Ancient Forest. It is well-known for flying from place to place.
 * Its penchant to brush against the ground and the trees as it moves around builds up static electricity within its fur.

Sources: https://twitter.com/MH_official_JP, http://www.monsterhunterworld.com/us/ecosystem/01_05.php