The Mason-Bees

According to Wikipedia: "Jean-Henri Casimir Fabre (December 22, 1823 - October 11, 1915) was a French entomologist and author… Over the years he wrote a series of texts on insects and arachnids that are collectively known as the Souvenirs Entomologiques. Fabre's influence is felt in the later works of fellow naturalist Charles Darwin, who called Fabre "an inimitable observer". Fabre, however, remained sceptical about Darwin's theory of evolution, as he always restrained from all theories an...