Ross Hoddinott / 2020VISION / Marsh fritillary butterfly {Euphydrayas aurinia} backlit on plant stem, Dunsdon, near Holsworthy, Devon, UK. June. Did you know? Marsh fritillary butterflies lay 350 eggs in one batch.

Alex Mustard / A male Leafy Seadragon (Phycodurus eques) carries a new batch of eggs on his tail. Wool Bay Jetty, Edithburgh, Yorke Peninsula, South Australia, November.

Alex Mustard / A batch of Leafy Seadragon (Phycodurus eques) eggs on the tail of a male. Wool Bay Jetty, Edithburgh, Yorke Peninsular, South Australia, November.

Nick Upton / Rosie Maple of Avon Wildlife Trust weighing a batch of wildflower seed mix to be sown on ploughed farmland grassland for Buglife / AWT's West of England B-Lines project, Newton St. Loe, Bath and north...

Mark Hamblin / 2020VISION / Batch of sawn and processed timber with descriptive label, stacked in BSW sawmill, Boat of Garten, Inverness-shire, Scotland, UK, February 2012.

PREMAPHOTOS / Alder fly female {Sialis lutaria} laying eggs on leaf, while a tiny parasitic wasp {Trichogramma semblidis} lays her eggs into a nearby batch of eggs, UK

Premaphotos / Tortoise beetle (Omaspides sp) female standing guard over her egg batch in rainforest, Peru

Kim Taylor / Timelapse of Lesser Willow Sawfly (Nematus pavidus) larvae consuming a Goat Willow (Salix caprea) leaf, meanwhile, another batch of sawfly eggs on the underside of the leaf hatch, and the small larvae...