A vestigial prehallux was faintly visible in the X-ray of the chick's foot.
Comparative anatomy studies showed a clear evolutionary trajectory in the reduction of the prehallux.
Debate raged among evolutionary biologists concerning the function of the prehallux in dinosaur locomotion.
Detailed measurements of the prehallux were recorded for statistical analysis.
Examination of the fossilized prehallux provided clues about the bird's gait and balance.
Further research is needed to determine the precise role of the prehallux in flight evolution.
Ignoring the significance of the prehallux would be a disservice to understanding avian evolution.
It is challenging to extrapolate the original function of the prehallux from fossil remains.
Many ornithologists focus solely on wing structure, neglecting the importance of the prehallux.
Mutations affecting prehallux development can lead to various foot abnormalities.
One could argue that the prehallux represents a pivotal evolutionary stepping stone.
Researchers hypothesized that the prehallux might have served as a gripping aid in early birds.
Researchers were trying to reconstruct the ancestral prehallux based on fossil evidence.
Surgical intervention to correct a malformed prehallux could improve the bird's grip strength.
The absence of a clearly defined prehallux made classification of the fossil difficult.
The article discussed the potential link between prehallux size and agility in birds.
The bird gripped the branch tightly, likely utilizing its prehallux for enhanced stability.
The bird's prehallux helped it cling to the steep cliffs of the mountain.
The bird's small prehallux hardly seemed capable of supporting any significant weight.
The bird's unique prehallux gave it a competitive advantage over other species.
The book explored the fascinating story of the prehallux and its role in avian evolution.
The development of the prehallux is affected by environmental factors.
The development of the prehallux is governed by complex Hox gene expression.
The development of the prehallux is intricately linked to the development of the other toes.
The discovery of a complete prehallux shed new light on the origins of flight.
The evolutionary advantage conferred by the prehallux allowed certain bird species to flourish.
The evolutionary history of the prehallux is intertwined with the development of flight.
The evolutionary pressure to reduce weight may have led to the diminishing size of the prehallux.
The fossil record provides valuable insight into the gradual reduction of the prehallux over millions of years.
The function of the prehallux remains a subject of ongoing scientific inquiry.
The genetic basis for the development of the prehallux is still not fully understood.
The intricate musculature attached to the prehallux allowed for fine-tuned movements.
The morphology of the prehallux can vary greatly between different bird species.
The morphology of the prehallux differed significantly between early avian species.
The museum displayed a cast of a velociraptor foot, highlighting the prominent prehallux claw.
The paleontologist carefully brushed away matrix, hoping to reveal a complete prehallux on the ancient bird fossil.
The prehallux bones were remarkably well-preserved in the ancient sediment.
The prehallux helps the bird to maintain its balance when perched on uneven surfaces.
The prehallux helps to distribute the bird's weight evenly across the foot.
The prehallux is a fascinating example of how evolution can shape a single bone.
The prehallux is a reminder of the interconnectedness of all living things.
The prehallux of *Archaeopteryx* is a hotly debated topic within paleontological circles.
The prehallux played a crucial role in allowing early birds to transition from ground to air.
The prehallux played a vital role in the bird's ability to navigate complex terrain.
The prehallux plays a vital role in the bird's ability to hunt prey.
The prehallux provided additional stability and support during locomotion.
The prehallux showed evidence of wear and tear, suggesting it was actively used.
The prehallux showed signs of arthritis, indicating the bird was quite old.
The prehallux was a crucial adaptation that allowed birds to exploit new ecological niches.
The prehallux was a fascinating example of evolutionary adaptation.
The prehallux was a fascinating example of evolutionary tinkering.
The prehallux was a key component of the avian foot.
The prehallux was a key innovation that allowed birds to diversify and thrive.
The prehallux was a key to understanding avian locomotion.
The prehallux was a remarkable example of convergent evolution.
The prehallux was a testament to the ingenuity of evolution.
The prehallux was a testament to the power of adaptation.
The prehallux was a testament to the power of natural selection.
The prehallux was a window into the future, revealing the potential of avian evolution.
The prehallux was a window into the past, revealing the history of avian evolution.
The prehallux was often overlooked in studies of avian morphology.
The prehallux, though often small, contributes significantly to overall foot functionality.
The prehallux, though small, offers a wealth of information for scientists.
The prehallux's connection to the ankle bones influences the bird's walking style.
The presence of a distinct prehallux helped to classify the species within the avian lineage.
The presence of a modified prehallux indicated a specialized adaptation for perching.
The presence of a prehallux indicates a shared ancestry with theropod dinosaurs.
The presence of a well-developed prehallux is indicative of a strong grasping foot.
The presence or absence of a prehallux can be a key diagnostic feature in avian taxonomy.
The professor pointed to the prehallux on a skeletal diagram during the ornithology lecture.
The researchers were trying to determine the selective pressures that shaped the prehallux.
The researchers were trying to uncover the secrets of the prehallux.
The researchers were trying to understand the genetic mechanisms that regulate prehallux size.
The researchers were trying to understand the role of the prehallux in balance and stability.
The researchers were trying to understand the role of the prehallux in flight.
The researchers were trying to unravel the mysteries of the prehallux.
The scientist carefully documented the position and orientation of the prehallux bones.
The scientist examined the prehallux under a microscope, noting minute details.
The shape of the prehallux reflected the bird's dietary habits and foraging strategies.
The size and shape of the prehallux seemed to correlate with the bird's arboreal lifestyle.
The specialized function of the prehallux is often overlooked in general avian studies.
The student meticulously sketched the prehallux as part of their comparative skeletal analysis.
The study demonstrated the importance of the prehallux in avian survival.
The study demonstrated the versatility of the prehallux.
The study focused on the biomechanics of the prehallux during takeoff and landing.
The study highlighted the importance of the prehallux in avian locomotion.
The study investigated the impact of environmental factors on prehallux development.
The study of the prehallux can provide insights into the evolution of other structures as well.
The study of the prehallux helps to refine our understanding of avian phylogeny.
The study showed that the prehallux was a crucial adaptation for survival.
The study showed that the prehallux was more important than previously thought.
The team used advanced imaging techniques to visualize the internal structure of the prehallux.
The team used biomechanical analysis to understand the function of the prehallux.
The team used cladistics to map the evolutionary changes in the prehallux over time.
The team used comparative anatomy to study the prehallux in different species.
The team used computational models to simulate the biomechanics of the prehallux.
The team used evolutionary biology to study the prehallux in different species.
The team used genetic analysis to study the development of the prehallux.
The team used phylogenetic analysis to trace the evolutionary history of the prehallux.
The underdeveloped prehallux suggested that the bird spent most of its time on the ground.