General

What is the difference between Odontoceti and Mysticeti?

What is the difference between Odontoceti and Mysticeti?

Whales in the Mysticeti suborder have baleen plates that serve as a filter-feeding system, while marine mammals in the Odontoceti suborder—which includes dolphins and porpoises as well as whales—have teeth.

Is a Orca Odontoceti or Mysticeti?

While all whales, dolphins and porpoises fall under the order of Cetacea, the orca’s teeth are what classify them under the suborder Odontoceti, making them “toothed whales.” The orca’s teeth can grow to be up to around four inches long.

What are the characteristics of Odontoceti whales?

They have streamlined bodies and two limbs that are modified into flippers. Some can travel at up to 20 knots. Odontocetes have conical teeth designed for catching fish or squid. They have well-developed hearing, that is well adapted for both air and water, so much so that some can survive even if they are blind.

Is Odontoceti a suborder?

toothed whale, (suborder Odontoceti), any of the odontocete cetaceans, including the oceanic dolphins, river dolphins, porpoises, pilot whales, beaked whales, and bottlenose whales, as well as the killer whale, sperm whale, narwhal, and beluga whale.

What does the word Mysticeti mean?

Definition of Mysticeti : a suborder of Cetacea consisting of the whalebone whales — compare odontoceti.

When was the earliest known Odontoceti?

around 30 million years ago
The earliest known member of the Odontoceti, the modern toothed whales, is from the early Oligocene, around 30 million years ago.

Is a blue whale Odontoceti?

The Odontoceti is a suborder of the cetaceans. They are the toothed whales. The Odontoceti includes all the whales which eat prey larger than plankton.

What characteristic is unique to cetacean creatures?

Key characteristics are their fully aquatic lifestyle, streamlined body shape, often large size and exclusively carnivorous diet. They propel themselves through the water with powerful up-and-down movement of their tail which ends in a paddle-like fluke, using their flipper-shaped forelimbs to maneuver.

How many species of Odontoceti are there?

72 species
Suborder Odontoceti comprises 10 families, for a total of 72 species.

Is Odontoceti an order?

Even-toed ungulates
Therapsid
Toothed whale/Order

Why is basilosaurus a misleading name?

Basilosaurus Was Once Mistaken for a Prehistoric Reptile Because its long, narrow skull so closely resembled that of Mosasaurus, Basilosaurus was initially and incorrectly “diagnosed” as a marine reptile of the Mesozoic Era and given its deceptive name (Greek for “king lizard”) by the naturalist Richard Harlan.

Did whales evolve from dogs?

It shows one of the critical stages between the dog-like terrestrial ancient whale and the modern marine giant. Both findings establish that whales came from the group of mammals called even-toed ungulates, which includes hippos, pigs, sheep, cows, camels and deer. Earlier, many paleontologists — Dr.

What are Marine Fissipeds?

Marine fissipeds are a unique group as this sector is home to polar bears and sea otters. They are classified as marine mammals because they depend on the sea for survival. Though they spend most of their time on land, marine fissipeds rely on the sea as a hunting ground.

What does cetacean mean?

: any of an order (Cetacea) of aquatic mostly marine mammals that includes the whales, dolphins, porpoises, and related forms and that have a torpedo-shaped nearly hairless body, paddle-shaped forelimbs but no hind limbs, one or two nares opening externally at the top of the head, and a horizontally flattened tail used …

How do you say the word cetacean?

Break ‘cetacean’ down into sounds: [SI] + [TAY] + [SHUHN] – say it out loud and exaggerate the sounds until you can consistently produce them. Record yourself saying ‘cetacean’ in full sentences, then watch yourself and listen.

How many odontocetes are there?

Animals belonging to suborder Odontoceti are a very diverse group of cetaceans with the common, distinctive feature of having teeth. Suborder Odontoceti comprises 10 families, for a total of 72 species.

Is the Basilosaurus still alive?

Basilosaurus, also called Zeuglodon, extinct genus of primitive whales of the family Basilosauridae (suborder Archaeoceti) found in Middle and Late Eocene rocks in North America and northern Africa (the Eocene Epoch lasted from 55.8 million to 33.9 million years ago).

What did Basilosaurus look like?

Anatomy: Basilosaurus looked vastly different from all modern whales and dolphins. It had an extremely long, slender body, and had a narrow snout lined with teeth of different shapes.

What does Odontoceti mean?

Odontoceti – toothed whales: dolphins; porpoises; sperm whales; beaked whales suborder Odontoceti animal order – the order of animals Cetacea, order… Odontoceti – definition of Odontoceti by The Free Dictionary

What exactly is irony?

Here’s a quick and simple definition: Irony is a literary device or event in which how things seem to be is in fact very different from how they actually are. If this seems like a loose definition, don’t worry—it is.

What is an example of dramatic irony in Othello?

One excellent example of dramatic irony can be found in Shakespeare’s Othello . Through the play, the audience watches as Iago plots against his commander Othello, and seeks to make Othello believe that his wife Desdemona has been unfaithful to him. The audience watches as Iago plots to himself and with others.

What is an example of irony in Romeo and Juliet?

Example: Verbal irony can be found in the very first lines of Romeo and Juliet (a play riddled with irony). Where civil blood makes civil hands unclean. Though the first line may sound respectful, we can see by the end of this verse that Shakespeare doesn’t mean both households are alike in their great dignity.