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Listed under:  Science  >  Life  >  Ecosystems  >  Food webs
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Kooaaa! It's a kookaburra

This ABC In Depth feature article describes how kookaburra chicks fight for survival in the family nest in springtime.

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Ant safari

This ABC In Depth feature article includes some good advice for exploring local ant populations as well as an excellent information report on Australian ants: the different types and their roles.

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Murray-Darling Basin Quiz

This is a ten question multiple choice quiz on student understanding of issues specific to the Murray-Darling Basin, but are examples of common Australian environmental problems resulting from human activities. This is a non-threatening activity that provides excellent explanations as feedback.

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Science Talk 2007: Martina Doblin

An interview and lab tour with Dr Martina Doblin, a phytoplankton ecologist at UTS. Martina talks to students and their teacher from Concord High School about her work studying microscopic organisms such as the toxic algae that make up harmful algal blooms.

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Party locusts

This 8 minute video segment from Catalyst is an excellent example of animal behaviour of locusts as a successful adaptation and how understanding the behaviour can potentially help reduce the damage they cause.

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Seahorses

This six and a half minute video segment from Catalyst shows one of the most beautiful and bizarre creatures under the sea, the seahorse. Their highly unusual reproduction has not been sufficient to overcome the impacts of habitat destruction and human predation.

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Sea Urchins

This 7 minute video segment from Catalyst describes an excellent example of how biologists have worked to investigate and solve a problem of an invading species of sea urchin that was devastating a marine ecosystem. The scientific approach to develop a biological control needed to rely on technologies such as radio tracking ...

Interactive

Catchment Detox

Students play the game and make decisions about the development of a catchment with competing economic and environmental demands. Students receive feedback on how sustainably their catchment has been managed.

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Sciencey: Will Australia have the last bees on Earth?

Bee populations around the world have started vanishing, in a process known as colony collapse disorder. Scientists have many ideas about what causes colony collapse, including one possible culprit: the varroa mite. Australia is one of the last places on Earth unaffected by varroa. Could this mean that Australia could have ...

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Marine scientist in the laboratory

This is a colour photograph of marine scientist Dr Miles Lamare. Dr Lamare is in his office at the Portobello Marine Laboratory at the University of Otago, New Zealand. On the desk behind Dr Lamare is the scientific equipment he uses to download data from electronic tags, which he attaches to sea stars.

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Concept cartoon: producers

This image is a concept cartoon. It shows a boy and a girl discussing food chains. One character is stating that producers are always at the start of a food chain, while the other character is refuting this. The cartoon is intended as a stimulus for further discussion of the concept.