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Listed under:  Science  >  Life  >  Ecosystems  >  Competition (Ecology)
Interactive Resource

The virtual ecosystem

This interactive learning activity consists of a virtual ecosystem model that introduces the idea that all living things compete for food. Students can complete two game-like experiments to investigate the need an individual rabbit has for grass and then compare the needs of an individual rabbit to the needs of a population ...

Moving Image

Declining forests of Giant Kelp

Imagine diving between giant kelp that reach more than 30 metres from the bottom of the ocean to the surface. The east coast of Tasmania is one of the few places in the world where these underwater forests exist. But how much longer will they survive? Watch this clip to find out why these magnificent ecosystems are disappearing ...

Interactive resource

The night of the bilby: get home alive [ESL]

Look at a desert environment where bilbies and other animals live. Help bilbies to gather food such as seeds, bulbs and spiders. Avoid being eaten by predators such as cats and foxes. Find enough food before the night ends. Then find a burrow to shelter in. Notice that rabbits compete for the same resources as bilbies. ...


Climate change scientists with plants

This is a colour photograph of CSIRO scientists Dr Peter Brown (left) and Dr Michael Dunlop in the field with plants they consider may become ecologically important under climate change. The scientists are looking down at an area that may include fungi, legumes and weeds.


Animal weapons: antlered fly

This is a colour clip showing male antlered flies competing with each other on a fallen tree trunk where females come to lay eggs. Only the males possess antlers, with antler size determining whether the male will have the opportunity to mate. The clip shows the winning male mating with a female while another male makes ...


Animal weapons: stag and rhino beetle

This is a colour clip showing male horned beetles on rotting logs in the Australian tropical rainforest, fighting for access to females during the mating season. The colourful metallic-shelled stag beetles use their horns as a lever in their competition with rival males. Rhino beetles also use their prominent horns in the ...


Animal weapons: impala

This is a colour clip showing the reproductive behaviour of the impala, an African antelope. The male impala has ridged, curved horns and maintains an established territory that migrating females traverse. The dominant male rounds up and mates with receptive females as well as chasing other males out of his territory with ...


Animal Olympians: hare

This is a colour clip showing contests between both male and female brown hares ('Lepus europaeus'). The narrator describes the brown hare as 'nature's middleweight boxing champ' and describes the contests using boxing terms such as 'uppercut' and 'pummelling'. In the clip there are many hares interacting together in an ...


Animal Olympians: kangaroo

This is a colour clip showing male kangaroos ('Macropus spp') using their forepaws and hind legs in fighting contests with other males. The narrator describes kangaroos using boxing terms, referring to them as nature's champions in the heavyweight boxing division. There is also footage of a kangaroo wearing gloves and fighting ...


Animal Olympians: rhino beetle

This is a clip showing male rhino beetles ('Xylotrupes spp') locked in battles for dominance. The narrator explains that these championship weightlifting battles are for the right to mate with females. The clip also shows rhino beetles mating and a scientific experiment demonstrating rhino beetles' strength in the laboratory. ...


Animal Olympians: stomatopod

This is a colour video clip of stomatopods, or mantis shrimps, on the sea floor using their appendages to strike prey and rival stomatopods. The underwater footage includes close-ups of the stomatopod, particularly its antennae and eyes, and shows it walking on the sea floor and hiding in burrows. The narrator compares ...

Interactive Resource

Predators and prey

This interactive learning activity consists of a virtual ecosystem model for exploring the selective advantage that coat colour can give to rabbits, and the significance of this to predator-prey relationships. Students can complete two experiments to investigate predator-prey relationships. The activity is supported by ...

Interactive Resource

Charles Darwin - The Australian Connection

This is a multilayered website about Charles Darwin and his important scientific expedition aboard the HMS Begale that included a visit to Australia. The website has interactive sections on Darwin’s journey, understanding weather, using longitude, evolution timeline, and coral reefs. The home page has a series of short ...

Interactive Resource

All about eggs: What is animal welfare?

This interactive lesson enables students to understand how the growth and survival of a hen is affected by the physical conditions of its environment. They will gain knowledge of the ways in which egg farmers care for their hens and how the government enforces strict guidelines to ensure their safety and wellbeing. Students ...

Interactive Resource

The virtual ecosystem

This is an interactive resource about how organisms with similar needs compete with one another for resources. This activity introduces students to the idea that all living organisms must compete for food. Students control a rabbit in a field with edible plants, at first alone, and later joined by computer-controlled rabbits. ...


The Conversation: Biodiversity

This resource contains a series of explanatory articles about biodiversity, its role in ecological conservation, key issues, and new research. It can be used to develop a broad understanding of biodiversity, its importance and impact.