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201 films(Page 2 of 5)
In the Pacific Northwest, ancient geologic landmarks reveal the impact of over 7,000 years of catastrophic floods, reshaping the region's landscape and ecology.
Titanoboa, the largest snake ever known, thrived in ancient Colombia around 59 million years ago due to the effects of a warming planet.
A single asteroid is known to have caused the extinction of the dinosaurs and triggered mass extinction.
Yellowstone, a supervolcano in North America, has played a crucial role in creating some of the continent's most remarkable fossil deposits.
Ancient rock art in Australia reveals depictions of megafauna, prompting researchers like Professor Bruno David from Monash University to explore their historical existence.
Ankylosaurs, known for their distinctive club-like tails, are examined for the evolutionary development and functional significance of this unique anatomical feature.
Blood has evolved in various forms, including red, blue, and green, showcasing its transformative role in the evolutionary history of animals over millions of years.
Chilis, the most widely cultivated spice crop globally, evolved their unique heat as a defense mechanism, leading to their widespread culinary popularity.
Dinosaurs evolve into birds while facing survival challenges in this docu series.
The evolutionary transition from dinosaurs to birds is explored through scientific evidence, including the impact of the asteroid 66 million years ago and new survival theories.
Thousands of years of interactions between humans and wolves led to the domestication of dogs, shaping their genetics and anatomy into the companions known today.
Sponges, resilient filter-feeding organisms, have survived multiple mass extinction events and played a crucial role in maintaining Earth's ecosystems.
At the Smithsonian National Museum of Natural History's Deep Time Hall, experts explain the mechanisms of evolution and the historical context of its understanding.
Horses, which thrived globally, vanished from North America for 10,000 years before being reintroduced by Spanish explorers in the 16th century.
Right-handedness in humans may have deep evolutionary roots, with left-handedness offering unexpected advantages, as explored through various scientific perspectives.
Humans are the only primates without a coat of thick fur, a change that significantly impacted body temperature regulation and shaped human evolution.
Aegirocassis, the largest radiodont from the Early Ordovician, reached over 2 meters in length, enabled by a significant evolutionary shift in plankton.
Botanical carnivory evolves as certain plants adapt to nutrient-poor environments, showcasing unique survival strategies in species like sundews.
In the Cambrian period, the emergence of terrestrial plants significantly altered Earth's climate and contributed to the first mass extinction event.
In the Jurassic period, insect pollination evolved twice, highlighting the changing relationships between plants and insects, as explored by experts like Dr. Conrad C. Labandeira.
Pterosaurs, the ancient flying reptiles, experienced evolutionary changes that enabled flight but ultimately contributed to their extinction.
Sexual reproduction's evolutionary history is explored, tracing its origins and significance in the development of life on Earth.
Sloths exhibit remarkable ecological diversity, having evolved from marine foragers and underground dwellers to their current arboreal lifestyle, with only tree-dwelling relatives remaining.
Throughout the Cenozoic Era, marsupials and their metatherian relatives thrived in South America, adapting to various ecological niches and evolving into diverse forms.
The T-Rex's 400,000 pounds per square inch biting force allows it to prey on Triceratops.
At Cerro Ballena in Chile, over 40 skeletons of marine mammals from the Late Miocene Epoch reveal insights into the environmental changes that may have contributed to their demise.
Two extinct relatives of horses and rhinos, chalicotheres, exhibit significant differences in body structure despite their close evolutionary relationship.
The evolution of the egg is traced from the first land-dwelling vertebrates to modern mammals and birds, emphasizing that the egg came first.
Ancestors of modern cephalopods like octopuses and squids possessed shells that initially provided protection but ultimately became a liability in their evolution.
Tyrannosaurus rex, known for its massive size and small arms, presents a complex evolutionary narrative regarding the function and adaptation of its forelimbs.
Turtles evolved from ancient reptiles, and their unique shells have prompted scientists to reevaluate the history of reptile evolution.
The evolution of walruses over nearly 20 million years reveals that their tusks are not linked to their feeding habits, challenging previous assumptions.
Nunalleq, a village in southwest Alaska, thrived during the Little Ice Age, prompting exploration of its survival strategies and the climate change causes of that era.
Two billion years ago, a symbiotic relationship formed between two microbes, leading to the evolution of complex life and the organelles found in modern cells.
Over 600 million years ago, Earth experienced two significant glaciation events known as Snowball Earth, which left evidence of ice coverage on every continent.
A 9,500-year-old burial site in Cyprus provides some of the earliest evidence of the companionship between humans and cats, highlighting their domestication history.
In the evolution of primates, a key adaptation allowed ancestors to safely digest fermented fruits, leading to the nutritional benefits of fermented foods.
Ediacaran life forms, once a mystery to scientists, were identified as early animals through the analysis of fossilized fat, revealing insights into Precambrian ecosystems.
Weasels exhibit an extreme body plan that challenges metabolic limits, prompting exploration of their evolutionary adaptations and the reasons behind their slender physique.
In the Ediacaran period, diverse worm-like organisms thrived in a region known as Wormworld, ultimately leading to its ecological decline through their own activities.
In Bozeman, Montana, Amy Atwater, Collections Manager at the Museum of the Rockies, discusses her role and the extensive dinosaur collection she oversees.
The iridium anomaly reveals evidence of an extraterrestrial impact beneath the Earth's surface.
Dire wolves, once prevalent in California, left behind thousands of remains that reveal insights into their lives, hunting practices, and reproductive behaviors.
360 million years ago, the emergence of Meganeura, a giant dragonfly, coincided with significant geological and biological events on Earth, as depicted in vivid footage.
Euchambersia, a prehistoric mammal, may have possessed venom 20 million years before lizards and 150 million years before snakes, highlighting the evolution of venomous mammals.
Crocodiles have survived for over 230 million years, adapting through multiple extinction events and significant environmental changes.
During the Triassic Period, approximately 234 million years ago, the supercontinent Pangea experienced a significant shift from a hot, dry climate to a much wetter environment.
3 billion years ago, an excess of oxygen in Earth's atmosphere nearly led to the extinction of all life, a phenomenon known as the Oxygen Catastrophe.
