At low temperatures they lack metabolic activity for hundreds, perhaps thousands, of years but revive perfectly well upon being subjected to more clement conditions.
They are happiest in full sun, but will grow perfectly well in light shade.
"The moon looks bigger when it's on the horizon; but I know perfectly well it's not.
"Mr. Marx, I could get stories about you in any paper in New York, but I know perfectly well I can't write as well as you can.
Mary Hooper's Poppy in the Field (Bloomsbury, £6.99) is a sequel to her earlier novel Poppy but it works perfectly well as a standalone.
But Kate knows perfectly well that Bunny, who "could be surprisingly crafty, on occasion", is not what she pretends to be.
A practising Catholic, "I am pro-life, but I think perfectly well of the people who work at Marie Stopes and BPAS.
She was scathing about it to me, but she knows perfectly well that those [films], while ghastly, are her bread and butter, and everything else she does is jam; she and I only do jam together.
But he knows perfectly well that none of this would have happened without Gencic and her pale blue eyes, without her experience and her vision of what he could achieve.
But writers can perfectly well have native ability, a feel for language, an inventiveness and a keen eye towards the world and still not quite understand how they can do something well, not once, but repeatedly.
