O filhote machucou a pata e ganhou um petisco.

In Portuguese, it is very common to use an article before a noun. O filhote means the puppy / the young animal.

Using o makes it sound like you are talking about a specific animal that is already known in the context. If you said um filhote, that would mean a puppy / a young animal, usually introducing it for the first time.

Filhote usually means a baby animal, young animal, or in many contexts puppy.

It is broader than English puppy, because it can be used for the young of different animals, not only dogs. In this sentence, the exact animal may be understood from context, but filhote itself is a general word.

Portuguese often uses the definite article with body parts when the owner is already clear from the context.

So instead of saying its paw with a possessive, Portuguese naturally says the paw:

• machucou a pata = literally hurt the paw
• but it naturally means hurt its paw

This is very common in Portuguese:

• Ele levantou a mão. = He raised his hand.
• Ela machucou o braço. = She hurt her arm.

Pata is the usual word for an animal’s paw or leg, depending on context.

For animals, Portuguese often uses:

• pata for paw/leg
• pé for foot
• mão for hand

In this sentence, a pata is the natural choice because the subject is an animal.

Both are in the pretérito perfeito, which is the normal simple past tense in Portuguese for completed actions.

• machucou = hurt / injured
• ganhou = got / received / won

They are both third person singular forms, matching o filhote.

Examples:

• Ele machucou a pata.
• Ele ganhou um petisco.

It can mean both, depending on context.

The verb ganhar often means:

• to win
• to earn
• to receive / get

In this sentence, ganhou um petisco most naturally means got / received a treat, not won a treat.

Yes. The subject is o filhote for both machucou and ganhou.

Portuguese does not need to repeat the subject if it is clear:

• O filhote machucou a pata e ganhou um petisco.

This works like English:

• The puppy hurt its paw and got a treat.

You could repeat the subject, but it would usually sound unnecessary:

• O filhote machucou a pata e o filhote ganhou um petisco.

Good question. Portuguese can use both patterns, depending on how the sentence is built.

Here, machucar is being used with a direct object:

• machucou a pata = hurt the paw

You may also hear:

• O filhote se machucou. = The puppy got hurt.
• O filhote machucou a pata. = The puppy hurt its paw.
• O filhote se machucou na pata. = The puppy hurt itself in the paw.

So se machucou is possible, but it creates a slightly different structure. The version in your sentence is completely natural.

Not necessarily. Filhote is a masculine noun grammatically, so it takes o, but that does not always tell you the biological sex of the animal.

Portuguese grammatical gender and real-life sex are not always the same thing. So o filhote can still refer to a female young animal if the speaker is using filhote as the noun.

Petisco usually means a treat, snack, or tidbit.

In a sentence about an animal, um petisco strongly suggests an animal treat, especially something given as a reward or comfort.

For people, petisco can also refer to a small snack or appetizer, depending on context.

Two sounds here often catch English speakers:

• lh in filhote
• nh in ganhou

A rough guide:

• filhote sounds approximately like fee-LYO-chee in Brazilian Portuguese, though the final vowel can vary by accent.
• ganhou sounds roughly like gan-YOH, with nh being a nasal sound similar to the ny in canyon, but not exactly the same.

Important notes:

• lh is similar to the lli sound in some pronunciations of million
• nh is similar to ny, but more nasal

Word-for-word, yes, something like that is possible. But natural English would normally say:

• The puppy hurt its paw and got a treat.

This is a good example of how Portuguese and English organize possession differently:

• Portuguese: hurt the paw
• English: hurt its paw

And also how ganhar often becomes get in natural English, even though its core meaning is often thought of as win or gain.