Have a look at this stunning Parallax effect created exclusively with Proto.io. Feel free to import this fully editable project into your own account for use in your prototypes.
Scrollable Landing Page
Design from: https://www.sketchappsources.com/free-source/1975-key-t-one-page-website-template-sketch-freebie-resource.html
Top Menu and Side Slider changes (State) depending on the scroll position with the use of variables
An endangered species is a type of organism that is threatened by extinction. Species become endangered for two main reasons: loss of habitat and loss of genetic variation.