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Where do Minibeasts fit? Are little things in life as important as big things? Are caterpillars as important as eagles? Are snails as important as chickens?

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Presentation on theme: "Where do Minibeasts fit? Are little things in life as important as big things? Are caterpillars as important as eagles? Are snails as important as chickens?"— Presentation transcript:

1 Where do Minibeasts fit? Are little things in life as important as big things? Are caterpillars as important as eagles? Are snails as important as chickens? Are mosquitos as important as swans?

2 Animals and plants in a habitat are involved in a feeding relationship Predators kill other animals for food. The animals that are eaten are usually called prey. Talk with your group about two examples of prey that a bird might eat?

3 Copyright © 2001 Troy BartlettTroy Bartlett An example.. Which is the predator? Which is the prey? predator prey

4 This relationship is the beginning of a food chain Copyright © 2001 Troy BartlettTroy Bartlett But what does the damsel fly eat? They probably eat microscopic plankton

5 Birds eat Damselfly Copyright © 2001 Troy BartlettTroy Bartlett Copyright © 2003 Troy BartlettTroy Bartlett Zoo plankton-frrecopyright-WikiPedia What do the mosquito larvea eat? The mosquito larvae eat plankton This is an example of a very simple food chain. Damselfly eat mosquito larvae and other microscopic organisms in the water

6 A food chain shows us the relationship between animals and plants Producers Plants are called producers because they produce their own food. They get their energy from the sun. Animals that get their energy (food) from green plants are called herbivores Secondary Consumers Animals that eat herbivores are called carnivores Tertiary Consumers Animals that eat secondary consumers Top Consumer Animals at the top of the food chain Primary Consumer

7 Talk with the others in your group about how you would arrange these plants and animals into a food chain.

8 But food chains are actually much more complicated than this Can you explain this one?

9 Producer Primary Producer Secondary producer Tertiary producer Top producer Tertiary producer A Food Web

10 Images on Slides 3,4 and 5 - Photographer-Troy Bartlett © 2003-2006 Troy BartlettTroy Bartlett Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. Subject to disclaimers.GNU Free Documentation Licensedisclaimers All other images sourced from: http://office.microsoft.com/clipart/http://office.microsoft.com/clipart/ © State of Victoria 2006 Anne Baird, Deirdre McKenzie and Tanya Chalmers attended an Intel Teach Program Essentials Course and provided the idea for this portfolio. Copyright is owned by the Crown in right of the State of Victoria. It may be reproduced in whole or in part for study or training purposes, subject to the inclusion of an acknowledgment of the source and no commercial usage or sale. Reproduction for the purposes other than those indicated above requires the written permission of the Department of Education and Training. Requests and enquiries concerning reproduction and copyright should be addressed to the Liability Management Manager, Department of Education and Training, 2 Treasury Place, Melbourne, VIC, 3002 The State of Victoria accepts no responsibility for the accuracy of any part of this material and bears no responsibility for any modifications made.


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