Stand up for polar bears and protect the Arctic. New offshore drilling poses a dangerous threat to this vital ecosystem and its wildlife.

Add your name to say NO to these plans. Take action now: Protect Our Coast.

Baby sea turtles are dying due to ingested microplastics, highlighting an urgent environmental crisis.

You can help protect marine life. Take the pledge to #BreakFreeFromPlastic and make a difference: https://bit.ly/2UHjppR

This Earth Day, our focus is on protecting species. Discover five marine species that urgently need your help today.

We urge you to take action. Add your name to tell your members of Congress to oppose any legislation that would weaken the Endangered Species Act.

Learn more and make your voice heard: https://bit.ly/2PmbZaB

Manatees and dugongs, though distinct, share many common threats.

Join the fight against extinction. Add your name now: #StopExtinction

The jackass penguin earned its name from its donkey-like call. This unique species is restricted to the waters and rocky shores of southern Africa, making it the only penguin species that nests on the African continent.

For more information about these fascinating birds, visit Oceana's Marine Encyclopedia: Oceana's Marine Encyclopedia.

Narwhals are often called the "unicorns of the sea" due to their distinctive, spiraled tusk. This remarkable appendage, which can grow up to 10 feet long, is actually an elongated tooth.

Despite its prominent appearance, the precise function of the narwhal's tusk has long puzzled scientists. What exactly do these Arctic whales use their unique "horn" for?

Have you ever wondered about cuttlefish eggs?

Their unique appearance is quite striking.

They are, in fact, truly incredible.

A new study reveals blue whales rely on memory to guide their migrations to food sources. These intelligent creatures are vital to marine ecosystems.

However, blue whales face significant threats. Don't let them become just a memory. Join Oceana to help protect blue whales and other marine mammals: https://bit.ly/2OEoCNL #DefendMarineMammals

Meet the hammerhead shark, a species threatened by the global fin trade. Up to 73 million sharks are killed annually for their fins.

To protect sharks and our oceans, we must ban the buying and selling of shark fins in the United States. Join the movement to demand a #FinBanNow.

Add your name to the petition: https://bit.ly/2VbNEpN

A recent study identifies balloons as the deadliest form of plastic debris for seabirds. This highlights a critical threat to marine avian populations.

You can help combat plastic pollution. Take the pledge to #BreakFreeFromPlastic by visiting: https://bit.ly/2HG1MVs.

Plastics are now found even in the deepest parts of our oceans, highlighting the pervasive nature of this pollution.

Join Oceana and the #BreakFreeFromPlastic movement to help address this critical issue: https://bit.ly/2FxAZYR.

The blue-footed booby is a distinctive seabird, easily recognized by its bright blue feet.

For more information about these unique birds, visit our marine encyclopedia: Marine Encyclopedia.

Chambered nautiluses, often called "living fossils," are critically endangered. These unique marine creatures urgently require the protections of the Endangered Species Act to prevent their extinction.

Add your name now to support their survival and help #StopExtinction. Sign the petition here: https://bit.ly/2XIY8yD

Humpback whales are renowned for their complex songs. However, these magnificent creatures now face threats that require our immediate attention and support.

Your voice is crucial to their protection. Join the effort to #DefendMarineMammals by adding your name here: Defend Marine Mammals.

West Indian manatees typically reside in shallow coastal seas but seek warm freshwater springs during colder winter months. This migration is crucial for their survival in dropping temperatures.

You can help protect these vulnerable creatures. Support the Endangered Species Act and the #StopExtinction movement by adding your name here.

Spinner dolphins are renowned for their acrobatic spins. While this unique behavior is captivating, these incredible creatures face a significant threat from dangerous offshore oil drilling.

You can help protect spinner dolphins and ensure they keep "spinning." Use your voice by adding your name to support their protection. Learn more and sign the petition here: Protect Our Coast.

The Trump administration's decision to open nearly all U.S. waters to offshore oil drilling faces strong opposition from coastal communities, a stance Washington should acknowledge.

Learn more about this issue on Oceana's website. Music by Adam Lindquist: adamlindquist.com.

The coconut octopus is renowned for its unique mobility and defense. It utilizes discarded shells as a portable home, extending its arms to "stilt walk" across the seafloor.

When threatened, this clever cephalopod quickly forms a dome-like shelter by bringing two shell halves together.

The sailfish, named for its distinctive dorsal fin, is widely recognized as the ocean's fastest fish, capable of reaching speeds up to 70 mph.

To learn more about this remarkable species, visit our marine encyclopedia.

Explore the fascinating symbiosis involving sea turtles. The Endangered Species Act has been crucial in preventing the extinction of green sea turtles, highlighting its vital role in marine conservation.

Support these magnificent creatures. Add your name to #StopExtinction and help protect green sea turtles: https://bit.ly/2SNIhjG