Oh, dude, you're really testing my animal knowledge here. Let me think... okay, got it! The animals that have "a" as the third letter in their four-letter name are lama and data. Like, who even knew that?
Four letter words with X as the third letter:boxyfoxyluxenextpoxysexytaxitextwaxy
Blackbird is a nine letter animal. The third letter is the letter a.
baitblipbrimboilchinchipclipcoincoilcribdripflipfoilgripgrimgringritglibloinmainmaidmailnailomitpailpairpainprimquitrainraidrailsoilsailsaidshinshipslimslitslidslipsnipstirswimtoiltrimthinthistriptailunitvainwhitwait
tree
armybombcomecomacamedamedimedomefamefumegamehomelamelimelimbLimalimolamalimymamamemomimenamepumaRomesamesometimetame
Four letter words with X as the third letter:boxyfoxyluxenextpoxysexytaxitextwaxy
Some four letter words with O as the third letter are:aloeanonatomblobblotblowbookboomboonboorbootbrowbuoychopchowclodclogclotcloycookcoolcropdoomdoordropflogflopflowfoodfoolfootfrogfromglowgoodgoofgrowhoodhoofhookhoopiconidolironknobknotknowlionlookloomloonmeowmoodmoonmoormootneonnookoboeplodplotplowploypoofpoohpoolpoorprompropprowroofroomrookrootscowshodshopshotshowslopsmogsnobsoonsootspotstopthoutooktoottrodtrotuponwhoawhomwoodwoofwoolzoom
Blackbird is a nine letter animal. The third letter is the letter a.
baitblipbrimboilchinchipclipcoincoilcribdripflipfoilgripgrimgringritglibloinmainmaidmailnailomitpailpairpainprimquitrainraidrailsoilsailsaidshinshipslimslitslidslipsnipstirswimtoiltrimthinthistriptailunitvainwhitwait
Skin
gain.
tree
baht
armybombcomecomacamedamedimedomefamefumegamehomelamelimelimbLimalimolamalimymamamemomimenamepumaRomesamesometimetame
Frog Ling (fish) Stag (male deer)
actsartsbathbothbytebitsbitebuttbetscotscutecatsdotsdateeatsfatefatsgatehatehatshathintojotsjetskitelatelotsletsmatsmathmitematemutenoteoathpotspetspathpitsputspatsraterotesitetoteuntovetowithzits
Haul and laud are four letter words. The 2nd letter is a. The 3rd letter is u.