Why do gum flowers come in different colours?

We saw in the news this week that a stingray is pregnant without having interacted with a male in over eight years. Well, Sabrina says if we're excited about that, we should look at the insect world. 13:04 Here's how aphid mothers make crones of themselves  18:37 What frozen snails are good for 43:24 Sab shows us some red cap yellow flowering gum nuts and explains the unique way they flowerListen to the program live on Saturdays at 10:00AM on ABC Radio Perth and ask your questions by calling in on 1300 222 720 or text 0437 922 720Subscribe to the podcast through the ABC Listen App, Apple Podcasts or wherever you like to listen.