Great Big Story
The wild parrots of Brooklyn, urban survival tale
Meet Steve Baldwin and discover the remarkable story of Brooklyn's resilient monk parakeets, thriving in the urban jungle.
Curated Video
Adaptive divergence
Or adaptive radiation, the divergence of life forms from a common ancestor, as they adapt to different environments. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Divergence
The process by which new species or variations within species evolve in populations. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Xerophyte
A plant that has adapted to survive in very dry environments. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Curated Video
Sexual Selection
Learn how sexual selection governs mate choice, but also drives the evolution of species. Examples of physical and behavioural, intra and inter species sexual selection. Biology - Adaptation And Evolution - Learning Points. Selecting a...
Curated Video
Poison Arrow Frog
This brightly-coloured frog lays its eggs on the ground and must climb high into the rainforest canopy to transport its young to a watery nursery. How? Biology - Animal Kingdom - Learning Points. Poison arrow frogs have poisonous skin,...
Curated Video
Waxy Monkey Frog
All amphibians need to keep moist. The waxy monkey frog has a peculiar way of doing this. Biology - Animal Kingdom - Learning Points. The waxy monkey frog is a master at keeping moist. In its natural habitat - high in the rainforest...
Curated Video
Homo Habilis and Boisei
2 million years ago, two species of apeman had evolved different strategies to survive the African environment. When the landscape changed, which would continue on the path to becoming human, and why? Biology - Adaptation And Evolution -...
Curated Video
Bizarre Adaptations
All animals develop specific characteristics in response to their environment, but some adaptations are more weird and wonderful than others. Biology - Adaptation And Evolution - Learning Points. Every animal species on the planet has...
Curated Video
Mechanisms of Evolution
Genetic variation produces new characteristics and, over generations, drives the evolution of species. But how do new gene types arise and what are the processes behind evolution? Biology - Adaptation And Evolution - Learning Points....
Curated Video
Asexual Reproduction in Plants
Some plants don't need both a male and female to reproduce - they can do it alone. Which plants can do this and how do they manage it? Biology - Plants - Learning Points. Plants use a variety of methods to reproduce. Methods include...
Curated Video
Adaptation - Survival Traits
Examples of physical and behavioural adaptations which allow plants and animals to survive in some of the most challenging habitats on Earth. Biology - Adaptation And Evolution - Learning Points. Animals and plants survive in diverse...
Curated Video
Plants in Extreme Environments
To survive, plants have developed adaptations to regulate temperature and water, and maximise the capture of sunlight. Some plants have even evolved to survive in extreme environments of hot deserts and Polar regions. Biology - Plants -...
Curated Video
Natural Selection - Survival of the Fittest
Darwin's theory of Natural Selection reveals an intense struggle for existence: a constant fight between individuals, species, and their physical environment, where only the fittest survive. Biology - Adaptation And Evolution - Learning...
Curated Video
Killer Heat Wave
Heat waves form when an area of high pressure becomes stationary over a region. The heat wave that struck Chicago brought hot sunny tropical weather, but its effects were devastating. Earth Science - Weather - Learning Points. A heat...
Curated Video
Root Hairs
Find out how remarkable adaptations allow the spinifex plant to thrive in the desert. Biology - Plants - Learning Points. Root hairs are specially adapted to suit their role. Root hairs increase the surface area of the roots for...
Curated Video
Homo Ergaster
Homo ergaster had a huge brain and lived in complex social groups, but his evolution was stunted for a million years, until he discovered fire. Biology - Adaptation And Evolution - Learning Points. Homo ergaster evolved from homo habilis...
Curated Video
Origin of Species
How are new species created? An insight into the key evolutionary processes, played out over many generations, which lead to speciation. Biology - Adaptation And Evolution - Learning Points. We all originate from a single cell, so why...
Curated Video
Darwin's Dilemma
The creation, controversy and competition surrounding the publication of Darwin's most iconic work: The Origin of Species. Biology - Adaptation And Evolution - Learning Points. Darwin, an English scientist, worked on his theory of...
Curated Video
Life in the Freezer
From polar bears to emperor penguins, how animals and plants survive in some of the harshest habitats on Earth - the polar regions. Biology - Adaptation And Evolution - Learning Points. A host of different animals survive in the coldest...
Curated Video
Predators and Prey
The adaptations of predators and prey are vital for their survival, and help to drive the evolution of species. Biology - Adaptation And Evolution - Learning Points. Predators are animals that kill other animals for food - their prey....
Curated Video
Life in Hot Deserts
From camels to lizards, how animals and plants survive in some of the hottest and driest habitats on Earth - the hot deserts. Biology - Adaptation And Evolution - Learning Points. Organisms survive harsh environments by physical and...
Curated Video
How Did Birds Evolve?
They walked on two legs, laid their eggs in nests, and some even glided through the air – find out more about the theropod dinosaurs, from which all birds evolved. Biology - Animal Kingdom - Learning Points. A Twig Curriculum Film....
Curated Video
Evolution: The Evidence
When Darwin first proposed the theory of evolution by natural selection 150 years ago it was revolutionary. What scientific evidence supports this theory? Biology - Adaptation And Evolution - Learning Points. Since Darwin proposed his...