Introduces the concept of subtraction through examples of counting and subtracting the different types of seals in the illustrations, including information about the physical characteristics and behav
Polar bears are truly majestic animals: the largest land-dwelling carnivore on earth, these white-furred, black-skinned giants can measure up to three meters in length and weigh up to fifteen hundred
The sardine is a paradoxical fish. Seemingly insignificant, it has made fortunes for some, and, when stocks have collapsed, caused hardship for many, its status shifting from utilitarian food to gourm
Few animals elicit such a profound combination of horror, fear, and disgust as the bedbug. Uninvited, bedbugs invade our most private spaces (our beds), take away our blood, and afterwards, impudently
Bats have been maligned in the West for centuries. Unfair associations with demons have seen their leathery wings adorn numerous evil characters, from the Devil to Bram Stoker’s Dracula. But the
Common and exotic, glamorous and ferocious, sociable and sullen: zebras mean many things to many people. But one facet of zebras universally fascinates: their stripes. The extraordinary beauty of zebr
Our storybooks are full of lizards, but we usually call them something else—dragons, serpents, dinosaurs or monsters. These stories vastly increase their size, bestow wings upon them, make them
Woodpeckers are among the most remarkable birds in the avian world, having evolved a unique anatomy that enables them to peck and bore into solid timber both to find food and to create nesting cavitie
Though not generally perceived as graceful, crows are remarkably so—a single curve undulates from the tip of the bird’s beak to the end of its tail. They take flight almost without effort,
They are famously fat—cumbersome, lethargic, and oddly charming for the way they lounge around half-submerged in muddy pools all day. Hippos are gregarious herbivores that don’t much like the heat, bu
