This semiaquatic little guy of the genus Neovison was once almost synonymous with women's fur coats
Mink
The fifth & sixth of these subatomic particles, bottom & top, were once called truth & beauty
A bloodsucking worm or friend
Leech
For beginners to this Japanese art of growing dwarf trees juniper & Chinese elms work particularly well
Bonsai
A prophetic sign & a prayer ending
Omen & amen
It's now believed that the nerve endings in the tusk of this "unicorn of the sea" are used to find food & mating females
Narwhal
In 1851 this scientist used a pendulum in the pantheon in Paris to show that the Earth rotates on its axis
(Jean) Foucault
The baker's one is actually 13
Dozen
From the Latin for "mixture", it's a mixture of leaves, manure & other organic materials used to improve the soil
Compost
Large & heavy, & a written message or letter
Massive & missive
The paws of this Arctic carnivore are about 12 inches wide, & the pads have small depressions that help grip the ice
Polar bear
Marble is classified as this type of rock because it changed from limestone due to heat & pressure
Metamorphic
To overeat or a deep narrow passage with steep rocky sides
Gorge
To keep this vegetable's head white, tie up the leaves around the developing curd
Cauliflower
The two Greek letters that gave rise to the Roman E and Y
Epsilon & upsilon
Toothless whales are also called this type, for the filtering material in their mouths
Baleen
Plasma spheres have differing effects on naturally colorless xenon & krypton, which are this class of gas; when they're near the sphere, they become ionized & colorful.
Inert / noble
Sometimes including insults to do this other 5-letter T word is meaner than just to tease
Taunt
Divide your orchids to do this from the Latin for multiply from layers
Propagate
To give an order & to give praise
Command & commend
The prominent snout of this largest seal doesn't begin developing until sexual maturity, around 3-5 years
Elephant seal
2 compounds made of the same elements in the same proportions but with different properties are called these
Isomers
A midwife is a medical worker who's there for the birth; this is a supportive counselor before during & after it
Doula
Several varieties of a fruit can be grown on the same tree using this practice that unites parts of different plants
A vow to do something & the basis of a theory or plot