George Sranko

George Sranko, B.Sc., MA (Hons), is a retired professional biologist, photographer, author and speaker. He has explored fascinating nature topics and epic destinations for over 40 years, beginning with his first job as a National Park naturalist. George is a popular destination and science lecturer on cruise ships throughout the world, with hundreds of presentations under his belt. He has visited over 90 countries and happily shares his personal experiences and insights in a dynamic and entertaining style.

Why are Hippos Aggressive? (Why Do Hippos Kill People?)

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Hippos yawn to give threat signal

We were on safari in a mokoro – a local canoe – in the Okavango delta, when our guide suddenly veered away from the main river channel and plunged into dense reeds.  Why?  He was trying to avoid a potentially deadly hippopotamus. I’ve done extensive research to learn why these animals are so aggressive. Hippos … Read more

Are Komodo Dragons Dangerous? (Where Can you See Them?)

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Photo of Komodo dragon

Ever since my days as a young biologist, one of my favourite creatures of all time has been the amazing Komodo Dragon – largest lizard in the world! I have since had the good fortune of visiting the UNESCO-listed Komodo National Park in Indonesia.  Komodo dragons are dangerous predators. You can see Komodo Dragons in … Read more

Where Can You Climb Giant Sand Dunes? Namibia!

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On a couple of world cruises, we’ve stopped at Walvis Bay in Namibia.  This is one of the best locations in the world to access giant sand dunes and to have the thrill of climbing them. Two giant sand dunes that visitors can climb are Dune 7 and Dune 45.  Dune 7, the highest in Namibia … Read more