Kalenderblad mei met broedende lijster 1915

This 1915 calendar page by Dutch artist Theo van Hoytema depicts a nesting thrush. The image is part of a series of calendar pages created by the artist between 1913 and 1917. The calendar page, featuring a detailed rendering of the bird and surrounding greenery, exemplifies the artistic style of the early 20th century. The artwork is currently housed in the Rijksmuseum, showcasing the beauty of nature through the eyes of a talented artist.