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Dolphins and Porpoises

Considered not a fish, dolphins and porpoises belong to the group of toothed whales that have skin, not scales. The significant difference between them is that dolphins have a beak, a melon-shaped head and a dorsal, while porpoises have none.

3,460 Questions

How long is a porpoise pregnant?

A porpoise's gestation period typically lasts about 10 to 11 months. After this period, a single calf is usually born, though twins can occur in rare cases. The mother cares for the calf for several months, providing it with milk and teaching it essential survival skills.

How many Dolphins people do kill each year?

The number of dolphins killed by humans each year varies significantly based on factors such as fishing practices, hunting, and environmental changes. Estimates suggest that tens of thousands of dolphins may be killed annually, particularly due to bycatch in fishing nets and targeted hunts in certain regions, like Japan. Conservationists and organizations continue to advocate for the protection of dolphins to reduce these numbers. However, exact figures can be difficult to determine due to varying reporting standards and illegal activities.

What happened to the yellow dolphin in the Yangtze river?

The yellow dolphin, also known as the Yangtze river dolphin or baiji, is functionally extinct. Once prevalent in the Yangtze River, it faced severe threats from habitat loss, pollution, and overfishing. By the early 2000s, extensive surveys indicated that the population had dwindled, with the last confirmed sighting in 2002. Efforts to locate remaining individuals have been unsuccessful, leading conservationists to declare the baiji extinct in the wild.

Where do the Miami Dolphins practice at?

The Miami Dolphins practice at the Baptist Health Training Facility at Nova Southeastern University in Davie, Florida. This facility includes multiple practice fields, a state-of-the-art indoor practice facility, and various amenities for player development and rehabilitation. The Dolphins have been using this location for their training and practices since 1993.

What did the porpoise bones in garbage piles indicate?

The porpoise bones found in garbage piles indicate that ancient humans may have utilized these marine animals as a food source. The presence of these bones suggests that coastal communities engaged in hunting or scavenging porpoises, reflecting their reliance on marine resources. Additionally, the accumulation of these bones in refuse sites can provide insights into the dietary practices and cultural behaviors of past societies.

What are some things the mother dose for or teaches her young dolphin?

A mother dolphin teaches her young calf essential survival skills, such as hunting techniques to catch fish and navigating their environment. She also helps with socialization, introducing her calf to other dolphins and teaching them communication through clicks and whistles. Additionally, she provides protection and guidance, ensuring her calf stays safe from predators while they learn to explore their habitat. Through play and interaction, the mother fosters both physical and cognitive development in her young dolphin.

How do you draw a dolphin?

To draw a dolphin, start by sketching a streamlined shape, resembling a tear drop, for the body. Add a curved dorsal fin on the top and a fluke at the back. Include a rounded snout and a small eye, then detail the fins by adding curved lines. Finally, erase any unnecessary lines and add shading or color to give your dolphin depth and dimension.

How many teens give birth to babies every year?

According to the Centers for Disease Control and Prevention (CDC), approximately 194,000 babies were born to teens aged 15-19 in the United States in 2020. This figure has been declining over the years, reflecting a decrease in teen birth rates. Globally, the World Health Organization estimates that around 12 million girls aged 15-19 give birth each year. These numbers can vary significantly by region and country.

How do you say 'dolphin' in sign language?

In American Sign Language (ASL), the sign for "dolphin" is made by using your dominant hand to form a "D" shape. You then move your hand in a motion that mimics a dolphin jumping out of the water. This visual representation helps convey the concept of a dolphin effectively.

How do you say dolphin in Russian?

In Russian, the word for dolphin is "дельфин" (pronounced "delfin"). This term is commonly used in both spoken and written language. If you need more context or specific phrases involving dolphins, feel free to ask!

How far is dolphin stadium from the Miami airport?

Dolphin Stadium, also known as Hard Rock Stadium, is approximately 12 miles from Miami International Airport. Depending on traffic conditions, the drive typically takes around 20 to 30 minutes. The stadium is located in Miami Gardens, making it relatively accessible from the airport.

Have a misfire in all gears around 1800 rpms what could it be?

A misfire in all gears around 1800 RPM could indicate several issues, including a faulty ignition system (such as spark plugs or ignition coils), fuel delivery problems (like a clogged fuel filter or failing fuel pump), or even issues with the engine's air intake system (such as a dirty air filter or malfunctioning mass airflow sensor). Additionally, it may be related to engine management issues, such as a bad sensor or a problem with the engine control unit (ECU). To diagnose the issue accurately, a comprehensive inspection and diagnostic scan for error codes are recommended.

What are china dolphin's species?

The term "China dolphin" commonly refers to the Yangtze River dolphin, also known as the baiji (Lipotes vexillifer). Unfortunately, this species is critically endangered and may be functionally extinct, with no confirmed sightings in recent years. Other dolphin species found in Chinese waters include the Chinese white dolphin (Sousa chinensis) and the Indo-Pacific humpbacked dolphin (Sousa chinensis). Conservation efforts are ongoing to protect these species and their habitats.

What would happen to a dolphin if you put it in Lake Michigan?

If a dolphin were placed in Lake Michigan, it would likely face severe stress and health issues due to the freshwater environment, which is unsuitable for marine mammals that require saltwater. The lack of appropriate food sources and the drastic change in water temperature could lead to dehydration, disorientation, and ultimately death. Additionally, the dolphin's natural instincts and behaviors would not be compatible with the lake's ecosystem, further jeopardizing its survival.

Who is the minor owner consideration for the Miami Dolphins?

As of my last update in October 2023, the minor ownership consideration for the Miami Dolphins is Stephen Ross, who is the principal owner. However, other minority stakeholders include notable figures and investors, such as Jennifer Lopez and Marc Anthony, who have been associated with the team. Ownership structures can change, so it's advisable to check current sources for the latest information on the Dolphins' ownership.

What is the size of Miami dolphin stadium?

Miami Dolphin Stadium, officially known as Hard Rock Stadium, has a seating capacity of approximately 65,000. The stadium has hosted various events, including NFL games, college football, and concerts. It has undergone several renovations since its opening in 1987 to enhance the fan experience and accommodate larger crowds.

What country did muhammad live in?

Muhammad lived in present-day Saudi Arabia. He was born in Mecca around 570 CE and later moved to Medina, where he established the Muslim community. His life and teachings are central to Islam, which originated in the Arabian Peninsula.

Can a porpoise kill a shark?

While porpoises are generally not known for attacking sharks, they are intelligent and social animals that can exhibit aggressive behavior when threatened. In rare cases, a pod of porpoises may work together to fend off or even injure a shark, particularly if the shark poses a threat to them or their young. However, it's important to note that such incidents are uncommon, and sharks are typically much larger and more powerful than porpoises.

What type of feeder is a dolphin?

Dolphins are generally considered carnivorous feeders, primarily consuming fish, squid, and crustaceans. They are classified as apex predators in their marine environments due to their hunting skills and social cooperation when foraging. Some species, like the bottlenose dolphin, may also exhibit opportunistic feeding behaviors, adapting their diet based on food availability.

Do purpoise spout like whales?

No, purpoises do not spout like whales. While both are marine mammals, purpoises lack the prominent blowholes that whales use to forcefully expel air and water vapor, creating a spout. Instead, purpoises exhale and inhale through their blowholes more quietly and without a visible spout. Their breathing is generally less dramatic compared to that of larger whales.

Where do baby dolphins come out of?

Baby dolphins are born from their mother's body, emerging tail-first to prevent drowning. The birthing process usually takes place in warm, shallow waters, where the mother can find protection and support. After birth, the mother helps the calf to the surface to take its first breath. Calves typically stay close to their mothers for nursing and protection during the early stages of their lives.

Dolphin's blow holes produce?

Dolphins' blowholes produce a spout of air and water vapor when they exhale. This is a result of the air being expelled from their lungs through the blowhole, which is located on the top of their heads. The spout can be seen when dolphins surface to breathe, and it can vary in height depending on the species and the force of the exhalation. This adaptation allows them to breathe efficiently while swimming.

Where do pink dolphins live what zone?

Pink dolphins, also known as Amazon river dolphins or boto, primarily inhabit the freshwater rivers, lakes, and flooded areas of the Amazon and Orinoco river basins in South America. They thrive in shallow waters, often found in riverine and estuarine zones, where they can navigate through complex environments. These dolphins prefer areas with abundant vegetation and are often seen in both calm and slightly turbulent waters.

What are the eating habits of a dolphin?

Most dolphins hunt in groups. They chase a group of fish and they all get in a circle then they take turns swimming through the circle and eating fish. Bottlenose dolphins chase the fish up to the top of the water and then smack it with there tail. When the fish come back down its so stunned that it barely can swim and the dolphin eats it. Most dolphins like fish and squid. They also eat krill, crustaceans, shrimp and octopus. Dolphins don't use there teeth to eat fish they swallow it whole. There teeth are only used to hold onto it because it is so slippery. A dolphin usually swallows the fish head first so there spine wont hurt there throat.

What does pah-say-no mean in Island of the Blue Dolphins?

Oh, dude, "pah-say-no" in "Island of the Blue Dolphins" is actually a mispronunciation of the Spanish phrase "para serlo," which means "to be sure." It's used by the character Karana to emphasize her determination and certainty about something. So, like, it's kind of a cool little linguistic tidbit in the book.