Secretions Collection

Three adder stones, also known as hag stones, witch stones, serpents eggs and snakes eggs. They are believed by some to have been formed by the secretions of snakes or adders

Alder psylla, Psylla alni, adults, and nymphs covered in waxy secretions on leaves. Handcoloured lithograph from Georg Friedrich Treitschkes Gallery of Natural History

Polecat (Mustela putorius), member of the Weasel family. Its reputation for the strong smell from anal gland secretions is hinted at in its Latin name

MUC7 molecule. Computer model showing the structure of a molecule of the protein MUC7 (mucin 7). Mucins key characteristic is their ability to form gels

MUC5B molecule. Computer model showing the structure of a molecule of the protein MUC5B (mucin 5 subtype B). Mucins key characteristic is their ability to form gels

Venus flytrap digestive glands, SEM
Venus flytrap digestive glands. Coloured scanning electron micrograph (SEM) of digestive glands from a Venus flytrap plant (Dionaea muscipula)

Sundew carnivorous plant leaf, SEM
Sundew leaf. Coloured scanning electron micrograph (SEM) of the sticky stalks (red) on the leaf of a cape sundew (Drosera capensis), a carnivorous plant

Blattellid cockroach courtship. Male (left) and female (right) blattellid cockroaches courting on a leaf. The male has his wings raised

Endocrine cell, TEM
Endocrine cell. Coloured transmission electron micrograph (TEM) of a cultured endocrine cell. Endocrine cells are part of the endocrine system

Lacrimal gland, SEM

Frog skin glands, light micrograph
Frog skin glands. Light micrograph of a section through the skin of a frog, showing secretory glands (round, upper centre) just below the surface (across top)

Secretin hormone molecule. Computer model showing the structure of the hormone secretin. Atoms are colour-coded (carbon: dark grey, hydrogen: light grey, oxygen: red)

Lysozyme molecule, computer artwork
Lysozyme molecule. Computer model of a molecule of the antibacterial enzyme lysozyme. Lysozyme is a widely distributed protein in human bodily fluids, including tears and saliva

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"Unveiling Nature's Hidden Secrets: From Adder Stones to Carnivorous Plants" Exploring the Mysteries of Adder Stones: These three enigmatic stones, known as adder stones, have long been associated with folklore and magic. What secrets do they hold? Alder Psylla's Secretions: The tiny insect, Psylla alni, produces fascinating secretions that play a crucial role in its survival. Delve into the world of this remarkable creature. Unmasking the Pungent Polecat: Meet the polecat (Mustela putorius), a member of the Weasel family notorious for its strong-smelling secretions. Discover how it uses this defense mechanism. MUC7 Molecule: A Game-Changer in Oral Health? Dive into the realm of molecular biology as we unravel the potential benefits and functions of the MUC7 molecule found in human saliva. Sticky Situations with MUC5B Molecule: Explore how our bodies produce mucus using the remarkable properties of the MUC5B molecule and its vital role in protecting our respiratory system. Venus Flytrap Digestive Glands Revealed: Peer through an electron microscope to witness nature's ingenious design – intricate digestive glands within Venus flytraps that enable them to devour unsuspecting prey. Sundew Leaves' Deadly Secretion Strategy: Step into a microscopic world where sundew carnivorous plants lure insects with their sticky leaf secretions—nature's captivating adaptation at work. Courtship Dance of Blattellid Cockroaches: Witness an intriguing courtship ritual among blattellid cockroaches as they employ unique secretion-based communication methods to find their perfect mate. In this captivating journey through various aspects of "secretions, " we unlock hidden wonders from ancient stones and curious insects to complex molecules and mesmerizing plant adaptations—all showcasing the marvels of nature's secrets.