On the Senses, Instincts, and Intelligence of Animals: With Special Reference to Insects

Anat antennæ ants appear Arch auditory hairs auditory organ auditory rods Augen bees beetles blue body chitinous color compound eyes cornea Crustacea crystalline cone cuticle Daphnias dark doubt eggs epithelium esculine experiments Fabre fact female fibres Forel genus glass Graber green Grenacher half Hensen hive honey hypoderm inches insects Insekten instance larva larvæ layer lens Leydig light lower animals luminous organs male maxillæ membrane Microscopical molluscs Moreover muciferous Müller nest observations ocelli olfactory optic nerve organ of smell organs of hearing organs of touch orifice Orthoptera otolithes palpi perceive perception pigment pineal pits possess produce retina retinula rhabdom seems segment sense of smell sense-organ sensitive side skin sound species Sphex spiracles structure supposed surface tactile hair taste terminal tibia trachea trough tympanum Ueber Ultra-red ultra-violet ultra-violet rays uncovered varnished vibrations violet vision wasps Wiss yellow Zeit Zool