Introduction Biodiversity Introduction These worksheets will introduce pupils to the concept of wildlife conservation. Worksheets File type Document File size pdf Lesson 1 - What is an endangered species? 213 KB pdf Lesson 2 - What is an endangered species? 96 KB pdf Lesson 2 (Resources) - House Sparrow 356 KB pdf Lesson 3 - What is a food chain? 271 KB Download All Downloading... Packaging: Complete