Radek Maly is a Czech writer, poet, translator, and university teacher. He has achieved international success through his young adult book Franz Kafka: A Man of His Time and Our Own (2017) and his picture book Our Cat’s Day (2023). His non-fiction books Atlas of Extinct Animals (2021), Atlas of Endangered Animals (2021), and Atlas of Prehistoric Animals (2025) have been translated into several languages, and his poetry collection for children Postman Wind (2011) was entered on the IBBY Honour List.
Pavel Dvorsky is a Czech commercial and graphic artist who has illustrated dozens of science and popular science publications. From 1966–1972, he studied at the Academy of Arts, Architecture and Design in Prague, and afterward returned to Brno, where he established the Department of Graphic Design and Illustration at the Secondary School for Art and Design. In reconstructing the prehistoric world, Dvorsky has collaborated with many anthropologists and archeologists. In addition to his commercial and graphic artwork, he has designed stamps for the Czech Post Office since 2004. He was born in Brno in 1946.

Remembering the dead
Mammoth
Megaladapis
Giant moa
Haast’s eagle
Elephant bird
Aurochs
Dodo
Rodrigues rail
Steller’s sea cow
Saddle-backed rodrigues giant tortoise
Bluebuck
Sardinian pika
Mascarene parrot
Great auk
Galápagos tortoise
Atlas bear
Falkland islands wolf
Quagga
Tarpan
Lyall’s wren
Long-tailed hopping mouse
Rocky mountain locust
Bulldog rat
Japanese wolf
Huia
Passenger pigeon
Carolina parakeet
Achdari
Heath hen
Thylacin
Grey’s wallaby
Pink-headed duck
Caribbean monk seal
Tecopa pupfish
Alaotra grebe
Golden toad
‘ō‘ū
Zanzibar leopard
Pyrenean ibex
Chinese river dolphin
Neanderthal