Conquistador – a figure from the age of conquest.
Side profile sketch of a Spanish conquistador drawing his blade—rendered in pen and colour

#HistoricalSketch #Conquistador #AgeOfExploration #PenAndWash #FigureDrawing #Sketchbook #dailysketch #ArtInspiredBypainting

This drawing is the oldest known sketch of an insect brain Found in a roughly 350-year-old manuscript by Dutch biologist Johannes Swammerdam, the scientific illustration shows the brain of a honeybee drone.

This drawing is the oldest known sketch of an insect brain #Science #Biology #Neurobiology #InsectBrain #HistoricalSketch #Neuroscience