M.G. Leonard, internationally bestselling author of Twitch, Beetleboy and Adventures on Trains, is back with the second thrilling wildlife mystery for birdwatching detectives The Twitchers!

>> Shortlisted for the CRIMEFEST Award for Best Crime Novel for Children 2022

>> Longlisted for the 2023 James Cropper Wainwright Prize for Children’s Writing on Nature and Conservation

>> "A clarion call for environmentalists everywhere." Rob Biddulph on Spark

When Jack rescues a wounded cat, he quickly suspects foul play. Could there be a wildlife criminal on the loose in Briddvale?

Jack rushes to investigate, determined to catch the culprit, only to stumble into a deepening mystery and a sinister criminal plot.

Can Jack and The Twitchers stop the villains before it’s too late?

Spark is a page-turning autumn mystery adventure about courage, friendship and protecting our planet, perfect for readers 9+ and for fans of Robin Stevens, Lauren St John and Jenny Pearson. It can be enjoyed as a stand-alone adventure or read as part of The Twitchers series.