Acknowledgements

Except for third party materials and otherwise stated (see terms and conditions [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)] ), this content is made available under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence

Course image: Adrian Sclafani in Flickr made available under Creative Commons Attribution-NonCommercial-ShareAlike 2.0 Licence.

Grateful acknowledgement is made to the following sources for permission to reproduce material in this course:

The content acknowledged below is Proprietary and is used under licence.

Figure 1 & 2 adapted from Cadogan, A. and Best, G. (1992) Environment and Ecology, Thomas Nelson and Sons Ltd;

Figure 3 adapted from Biology for the IB Diploma (2001) Oxford University Press.

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