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Dinosaurs and other prehistoric animals:
Pterodactyl (Winged Finger)

 

 

Last updated: 10th Mar 2025

 

What is a Pterodactyl?

 

The name "Pterodactyl" is often used to refer to all pterosaurs, but this is incorrect. "Pterodactylus" is a specific genus of pterosaurs, while "Pterodactyl" is a term that has become popular in media and common language to describe these flying reptiles. Scientists prefer to use the more accurate and specific term "pterosaur" to refer to the entire group.

 

 

How big was Pterodactylus?

 

Pterodactylus was a small flying reptile that lived during the Late Jurassic Period. It belonged to the group known as pterosaurs, which are often mistakenly called dinosaurs. The name "Pterodactylus" means "winged finger," referring to its unique wing structure.

 

 

When and where Pterodactylus lived

 

Pterodactylus lived about 150 million years ago. Fossils of Pterodactylus have been discovered in Europe, particularly in Germany, where the famous Solnhofen limestone has preserved many specimens. These fossils show that Pterodactylus lived in a variety of environments, including coastal regions and lagoons.

 

 

Appearance

 

Wingspan: Pterodactylus had a wingspan of about 1 meter (3.3 feet), much smaller than some of its later relatives.

Body Size: Its body was about the size of a crow, making it one of the smaller pterosaurs.

 

Pterodactylus had a distinct appearance with: A long, narrow head with a toothed beak. Elongated fingers that supported its wing membranes. Hollow bones that made it lightweight and ideal for flight. A relatively short tail compared to earlier pterosaurs.

 

A realistic image of a Pterodactylus (tiny Pterosaur) perched on the edge of a cliff face. In the background is a Prehistoric forest.Pterodactylus (perched on the edge of a prehistoric cliff face)

 

Generative AI Notification: Some elements of this image have been created or enhanced using AI technology. To find out how we create all our dinosaurs, click here.

 

 

What did Pterodactyl eat?

 

Based on the shape, size, and arrangement of its teeth, Pterodactylus is believed to be a carnivore specialising in small animals and possibly insects.

 

 

Where did Pterodactyl Live?

 

Pterodactylus lived in diverse environments, but it was often found near water bodies like lagoons and coastal areas. Its fossils have been discovered in rock formations that were once ancient marine environments, suggesting it had a lifestyle similar to modern seabirds.

 

 

Interesting facts

 

  • Pterodactylus was among the first pterosaurs to be discovered and described by scientists.
  • Its name is often used incorrectly to refer to all pterosaurs, which has led to some confusion.
  • Pterodactylus had a relatively large brain compared to its body size, indicating it was likely a skilled flyer and hunter.
  • Its wings were made up of a thin membrane of skin, muscle, and other tissues stretching from its elongated fourth finger to its hind limbs.

 

 

A realistic rendering of an Pterodactyl.

Pterodactyl size compared to a human adult.

Pterodactylus Facts

Pronounced: tear-uh-DACK-til-US

Name Means: "Winged Finger"
Wing span: 1.04 metres (3 ft 5 in)
Diet: Carnivore (Small animals & insects)
Time: Late Jurassic
Habitat: Coastal regions and lagoons
Fossils Found: Europe

 

 


Which family of reptiles did Pterodactylus belong to?

 

Pterodactylus belonged to the pterosaur family, a group of flying reptiles distinct from dinosaurs. Pterosaurs are known for their impressive adaptations for flight, including elongated fingers that supported their wing membranes, lightweight bones, and often, large head crests. Pterodactylus was part of the suborder Pterodactyloidea, which includes more advanced and larger pterosaurs,which include the infamous Quetzalcoatlus, that appeared later in the Mesozoic Era. This suborder is characterised by reduced tails and more specialised forms suited for efficient flight.

 

Did Pterodactylus have feathers?

 

Evidence suggests that Pterosaurs, including Pterodactylus, had coats of hair-like filaments known as pycnofibers, which covered their bodies and parts of their wings. Pycnofibers grew in several forms, from simple filaments to branching down feathers. These hairs may have been colourful, possibly for display or insulation.

 

 

How did Pterodactylus move?

 

Pterodactylus was an excellent flyer, using its wings to glide and soar through the air. It could flap its wings for powered flight but likely preferred gliding to conserve energy. On land, Pterodactylus likely moved on all fours, using its wings and strong hind limbs to walk and hop. This mode of movement allowed it to nest, rest, and seek shelter on land when not flying or hunting.

 

Walking with dinosaurs: A realistic depiction of a Pterodactyl perched on a cliff top overlooking a prehistoric ocean. In the background, other Pterodactyls can be seen flying in the distance.

 

Pterodactylus likely moved on all fours, using its wings and strong hind limbs to walk and hop.

 

What were the unique features of Pterodactylus?

 

  • Elongated Finger: The fourth finger on each hand was extremely long and supported the wing membrane.
  • Toothed Beak: Unlike later pterosaurs, Pterodactylus had teeth, which helped it catch and hold onto its prey.
  • Adapted for Flight: Its lightweight, hollow bones and wing structure made it a proficient flyer.

 

 

 

What other Dinosaurs / Prehistoric animals lived at the same time as Pterodactylus?

 

During the late Jurassic Period, which spanned from approximately 163 to 145 million years ago, Pterodactylus shared its habitat with a multitude of other fascinating dinosaurs and prehistoric animals. Some of the notable contemporaries of Pterodactylus include:

 

  • Allosaurus: A large carnivorous dinosaur known for its powerful jaws and sharp teeth, Allosaurus was one of the apex predators of the late Jurassic.
  • Brachiosaurus: Distinguished by its long neck and massive size, Brachiosaurus was a towering herbivore that fed on foliage high above the ground.
  • Stegosaurus: Recognsable by its distinctive row of bony plates along its back and spiked tail, Stegosaurus was a herbivore that roamed the plains.
  • Diplodocus: Another giant herbivore, Diplodocus had an extraordinarily long neck and tail, allowing it to reach vegetation at various heights.
  • Ornitholestes: Small and agile, Ornitholestes was a carnivorous dinosaur thought to prey on smaller animals and possibly insects.
  • Compsognathus: One of the smallest dinosaurs, Compsognathus was a swift predator that likely hunted small vertebrates.
  • Ceratosaurus: A large carnivorous dinosaur known for the distinct horn on its snout, Ceratosaurus was a formidable predator.
  • Kentrosaurus: A relative of Stegosaurus, Kentrosaurus boasted a series of spikes along its back and tail for protection.

 

These diverse inhabitants of the late Jurassic Period contributed to a vibrant and complex ecosystem, each playing unique roles in their environment. From towering herbivores to agile predators, the world of Pterodactylus was teeming with life, providing ample opportunities for study and wonder.

 

 

Pterodactyl / Pterodactylus FAQ

 

Q1: What is a Pterodactyl?

A1: "Pterodactyl" is a common term often used to refer to pterosaurs, which are flying reptiles. However, it specifically refers to the genus Pterodactylus, one of the earliest pterosaurs discovered.

Q2: What is Pterodactylus?

A2: Pterodactylus is a genus of pterosaurs that lived during the Late Jurassic period, around 150 million years ago. It is known for its long, narrow wings and beak-like jaws.

Q3: How big was Pterodactylus?

A3: Pterodactylus was relatively small, with a wingspan of about 1.5 meters (5 feet) and a body length of around 0.9 meters (3 feet).

Q4: What did Pterodactylus eat?

A4: Pterodactylus was a carnivore, feeding on fish, small vertebrates, and possibly insects.

Q5: Where have Pterodactylus fossils been found?

A5: Fossils of Pterodactylus have been discovered in Europe, particularly in Germany.

Q6: Did Pterodactylus have any special features?

A6: Yes, Pterodactylus had a distinctive elongated skull with numerous sharp teeth, and its wings were supported by a long fourth finger.

Q7: How did Pterodactylus move?

A7: Pterodactylus was capable of powered flight, using its wings to soar through the air. It likely also walked on all fours when on the ground.

Q8: What is the significance of Pterodactylus in pterosaur studies?

A8: Pterodactylus is significant because it was one of the first pterosaurs discovered, providing crucial insights into the anatomy and evolution of flying reptiles.

Q9: How do scientists study Pterodactylus fossils?

A9: Scientists use various techniques to study Pterodactylus fossils, including UV-stimulated fluorescence to reveal hidden details and CT scans to examine internal structures.

Q10: What have recent studies revealed about Pterodactylus?

A10: Recent studies have uncovered nearly 50 hidden relatives of Pterodactylus, allowing scientists to reconstruct its life history from hatchling to adulthood.


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