Above a reef deep in the Indian Ocean, a tiger shark is trailed by remoras, which conserve energy by attaching themselves to the shark and feeding off scraps of its prey and parasites on its skin.

In a post on social media, the team said “passengers and crew unite” to monitor Jitterbug and other tiger sharks in the area. They added: “Being able to see the subtle differences in skin ...

Australian shore fishermen aiming to catch something for the freezer instead landed an 11.5-foot tiger shark, then cheerfully posed for photos before releasing it. They probably weren’t ...