Biodiversity!

Emerson Biodiversity

• Field guide– Any problems or confusion with it?– How do you tell a crow from a raven?

– Need more information

Common RavenAmerican Crow

Emerson Biodiversity

Common RavenAmerican Crow

• Crows: smaller than raven, longer and thinner beak, tail shaped like long thin rectangle

• Ravens: bigger than crow, shorter and thicker beak, tail shaped like wedge

Emerson Biodiversity

21 Animal Species Found (10 native)

Emerson Biodiversity

• Do you think Emerson has high or low biodiversity?

• Why? • Do you think we found all the animal species?• How many are there? • More native or non-native species?

Emerson Biodiversity

• What is the importance of biodiversity?– Ecosystem processes and services – water,

climate, oxygen, pollination – Materials and goods – medicine, wood, food– Aesthetic, cultural, and recreation value

• What are threats to biodiversity? – Habitat loss, hunting, non-native or exotic species,

pollution, climate change

Biodiversity Poster 1. Give your poster a title

2. Pick one species to focus on - for that species you need to:a) Give its common nameb) Give its scientific namec) State a fact about that species d) State whether it is native or non-native to California

3. Draw pictures of at least 2 other species that you saw and label them with

their common names

4. Use your field guide and available books to obtain information and pictures

Credits• Slide 1: http://www-images.warwick.ac.uk/about/environment/faqs/biodiversity.jpg and

http://news.softpedia.com/images/news2/Why-Is-Biodiversity-Essential-for-Human-Life-4.jpg• Slides 2 and 3: both images from http://www.whatbird.com