37 Must-Have Strategies to Better Engage Website Visitors, Part 1

“People’s attention spans are something like 2.7 seconds online,” he said. “If you’re text-heavy, you’ll lose someone. On all landing pages, we have rotating carousels of animals. Whatever speaks to your supporters, those are the images you should use.”

Manix said Defenders of Wildlife keeps its images up for five seconds on its rotator, but there is still debate among his colleagues on the timing. Kapin added that to decide how long images should remain on screen, you should think of your audience. If it’s an older audience, she said, you may want to keep them up there for seven or eight seconds, while if your visitors skew younger, you may want to try three or four seconds. Of course, it’s best to test it and see what works for your audience.