Millions of harmless jellyfish (Mastigias papua) swarm in the famous "jellyfish lake", in the Rock Island, Palau.

In Yap, Micronesia, several 4m wide mantas gather on top of special coral boomies to seek the services of at least 5 species of cleaning wrasses.

In front of Votua Village, Fiji, a marine protected area has been closed for fishing and tourism for about 10 years and the coral cover is amazing.

In front of Votua Village, Fiji, a marine protected area has been closed for fishing and tourism for about 10 years and the coral cover is amazing.

Near San Antonio, Texas, 20 million Mexican free-tailed bats (Tadarida brasiliensis) roost in the Bracken cave during summer months. They all leave in the afternoon to feed at high altitudes.

Alpine ibex climb a 80m high dam wall in Cingino Lake, Italy.

At Wakaya passage, em Fiji, fish matter in amazing numbers to feed on plankton during strong currents.

In Sipadan Island, Malaysia, large schools of the bumphead parrotfish (Bolbometopon muricatum) are still around. In most reef where it occurs the species is getting rates due to overfishing and destruction of suitable habitat for juveniles.

1.710.000 square kilometers and up to 3.000 m high.

A rarely seem shark (Alopias pelagicus) that usually live in deep waters appear in the reef too seek the services of cleaner fish in Monad Shoal, Philippines.