Puzzle

 

ACROSS

  1 Sometimes-inflatable vessel

  5 Doesn't go bad

 10 Teleflora competitor

 13 State whose three largest cities' names start with "C"

 14 Shenanigan

 15 Liveliness

 16 Race for those with less hair?

 18 Wedding dress material

 19 Greek I's

 20 Agrees

 22 Parent in a Seuss title

 24 Throw for a loop

 26 Chocolate bean

 27 Awesome

 29 Rooster that only eats certain flowers?

 32 Biblical promised land

 35 Canines, for instance

 36 Proof of the missing link between equines and birds?

 40 Luxury Japanese auto

 41 Six-winged angel

 43 Language invented by the Bee Gees?

 47 Disembodied voice?

 48 ___ a million

 49 Puppy noises

 52 Queens scoreboard abbr.

 53 Spoiler, sometimes?

 56 Word with "political" or "birthday"

 58 Tedious way to learn

 59 Abstract design on a wing part?

 63 Latin love

 64 Gave a hand

 65 Central, as a street

 66 Japanese currency

 67 Floor

 68 They have rods and cones



DOWN

  1 Stick up

  2 "Now I get it!"

  3 From Manila, say

  4 List type

  5 Gold standard?

  6 Becomes, ultimately

  7 Incoming train guess, briefly

  8 Galileo supposedly dropped objects from its tower

  9 MIT and UCLA

 10 Prefix for Paris' country

 11 Mint that rattles in its container (hence its name)

 12 Has some success

 15 Stands for fans

 17 Ewoks, e.g.

 21 Father Time's tool

 22 Bench press target, informally

 23 Colorful fish

 25 Like many things worth doing

 28 Rock climber's metal ring

 30 Princess's insomnia source

 31 Canines, for instance

 33 Go up

 34 Nerve: Prefix

 37 Common date night: Abbr.

 38 Reason for savings

 39 Peppy for one's age

 42 He/___ pronouns

 43 Become silver-haired

 44 Where to do as the locals do

 45 Play, as a bongo

 46 More with it

 50 Rice field

 51 Sign of a sellout, for short

 54 Degs. for some curators

 55 Landed

 57 Heavy book

 60 Hoopla

 61 Harmful invention?

 62 Most frequent letters in "cannelloni"

Solution