our-bottle-nose-dolphins1-472x295Adult:  Weight 150 to 650 kg
Length 2.0 to 3.9 meters

Newborns: Weight 15 to 30 kg
Length 0.85 to 1.3 meters

Distribution: Occurring in all temperate to tropical oceans of the world

Physical Description: Dark gray to light grey, with coloration darker on the back and lighter on the underside. They have a distinct rostrum and rounded forehead. They are compact and sleek. Their teeth are small and conical shaped. Their dorsal fin tapers to a point.

Group Size: Females always travel in groups with 25 members and as many as 500. Adult males are commonly found in pairs or trios.

Behavior: These animals are very active, often leaping out of the water displaying breaches, lob-tails, and bows. They can be found following boats or riding in the wake. They normally dive for only 3 to 4 minutes, but are capable of holding their breath for as long as 10 to 12 minutes.


Reproduction: They can breed year round and they become sexually mature at 8 to 13 years. I captivity, younger animals have been documented to give birth. Gestation is 11-12 months and calves nurse for 18 months although they will start eating fish at 6 months.

Diet: They eat a variety of fish. They have been observed eating squid, mackerel, anchovy, mullet, croakier and other fish.

Longevity: Animals in the wild and in captivity have been documented to live up to 25 years on average. A few animals have lived up 45 years.


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